Meaning: 'Filled' means to be made full or occupied with something, in this case, advertisements in various media.

Wrong options:

• plotted: 'Plotted' suggests a plan or scheme, which does not fit the context of media being occupied by adverts.
• indulged: 'Indulged' implies a sense of allowing oneself to enjoy something, which is not appropriate for describing media filled with advertisements.
• drugged: 'Drugged' refers to administering drugs, which is irrelevant and does not fit the context of media.

Correct answer: reflects

Explanation: The verb 'reflects' is appropriate here as it indicates that the presence of advertisements shows or demonstrates the value of advertising. It fits grammatically as a present tense verb that agrees with the singular subject 'presence'.

Meaning: 'Reflects' means to show or demonstrate something, in this case, the value of advertising to society.

Wrong options:

• acted: 'Acted' implies performing an action, which does not convey the meaning of demonstrating value in this context.
• supported: 'Supported' suggests providing assistance, which does not fit the context of showing value.
• instinct: 'Instinct' is a noun referring to an innate behavior, which does not fit grammatically or contextually.

Correct answer: struggle

Explanation: The verb 'struggle' fits well as it indicates that businesses would have difficulty informing potential customers. It is grammatically correct in the infinitive form following 'would'.

Meaning: 'Struggle' means to have difficulty or to find it hard to do something, in this case, informing customers about products or services.

Wrong options:

• rabble: 'Rabble' refers to a disorderly crowd and does not fit grammatically or contextually as a verb.
• fluctuate: 'Fluctuate' means to vary or change, which does not convey the intended meaning of difficulty in informing customers.
• imply: 'Imply' means to suggest indirectly, which does not fit the context of businesses trying to inform customers.

Correct answer: informed

Explanation: The adjective 'informed' is correct as it describes the type of assessments consumers would make. It fits grammatically as it modifies the noun 'assessments'.

Meaning: 'Informed' means having or showing knowledge about a particular subject, in this case, making knowledgeable assessments about products.

Wrong options:

• regarded: 'Regarded' is a past participle that does not fit as it does not describe the nature of assessments in this context.
• indulge: 'Indulge' is a verb that means to allow oneself to enjoy something, which does not fit the context of assessments.
• abrupt: 'Abrupt' means sudden or unexpected, which does not describe the nature of assessments.

Correct answer: practices

Explanation: The noun 'practices' is suitable as it refers to the actions or methods related to promoting products and services. It fits grammatically as a plural noun that aligns with the preceding context.

Meaning: 'Practices' refers to the methods or ways in which something is done, particularly in promoting products and services.

Wrong options:

• services: 'Services' is a noun that could fit but does not encompass the broader range of actions implied in the context.
• plots: 'Plots' refers to schemes or plans, which does not fit the context of promoting beneficial actions.
• constant: 'Constant' is an adjective that does not fit grammatically or contextually as it does not refer to actions.

Correct answer: infinitely

Explanation: The adverb 'infinitely' is appropriate as it emphasizes the extent to which the promotion would be more problematic. It fits grammatically as it modifies the adjective 'more problematic'.

Meaning: 'Infinitely' means to an unlimited extent, indicating that the problems would be significantly greater without advertising.

Wrong options:

• definitely: 'Definitely' means without doubt, which does not convey the extent of the problems as effectively as 'infinitely'.
• infinitely: This option is the correct answer, so it cannot be considered a wrong option.
• rightly: 'Rightly' implies correctness, which does not fit the context of describing the extent of problems.
• exactly: 'Exactly' means precisely, which does not convey the same sense of unlimited extent as 'infinitely'.

Correct answer: problematic

Explanation: The adjective 'problematic' is suitable as it describes the nature of the situation without advertising. It fits grammatically as it follows 'more' in a comparative structure.

Meaning: 'Problematic' means causing problems or difficulties, indicating that the situation would be worse without advertising.

Wrong options:

• problematic: This option is the correct answer, so it cannot be considered a wrong option.
• ecstatic: 'Ecstatic' means overwhelmingly happy, which is the opposite of the intended meaning.
• elastic: 'Elastic' refers to the ability to stretch, which does not fit the context of describing a situation.
• drastic: 'Drastic' means severe or extreme, which does not convey the specific nature of problems as effectively as 'problematic'.

Correct answer: aspirations

Explanation: The noun 'aspirations' is appropriate as it refers to hopes or ambitions represented in advertisements. It fits grammatically as a plural noun that aligns with the context of the sentence.

Meaning: 'Aspirations' means strong desires or ambitions, particularly those that are represented in advertisements.

Wrong options:

• plans: 'Plans' refers to intended actions, which does not capture the emotional or motivational aspect of advertisements as well as 'aspirations'.
• predictions: 'Predictions' refers to forecasts, which does not fit the context of desires or ambitions represented in advertisements.
• reactions: 'Reactions' refers to responses, which does not convey the same sense of hopes or ambitions.

Correct answer: duller

Explanation: The comparative adjective 'duller' is correct as it describes the world in comparison to a more vibrant one with advertisements. It fits grammatically as it follows the comparative structure.

Meaning: 'Duller' means lacking brightness or interest, indicating that the world would be less engaging without advertisements.

Wrong options:

• regular: 'Regular' means normal or usual, which does not convey the intended meaning of being less interesting.
• super: 'Super' means excellent or outstanding, which is the opposite of the intended meaning.
• duller: This option is the correct answer, so it cannot be considered a wrong option.