Meaning: 'Popular' means well-liked or favored by many people.

Wrong options:

• extremely: 'Extremely' is an adverb that intensifies an adjective or adverb, but it does not describe 'adhesives' directly and does not fit grammatically here.
• importance: 'Importance' is a noun that refers to the significance of something, which does not fit as it does not describe the adhesive itself.
• great: 'Great' is an adjective that could describe something positively, but it is less specific than 'popular' in this context and does not convey the same meaning.
• rid: 'Rid' is a verb that means to remove or free from something, which does not fit grammatically or contextually as it does not describe the adhesive.
• objects: 'Objects' is a noun and does not fit as it does not describe the type of adhesive.
• save: 'Save' is a verb that does not fit grammatically as it does not describe the adhesive.

Correct answer: objects

Explanation: The term 'objects' is a noun that refers to items or things that can be glued together. It fits grammatically as it serves as the direct object of the verb 'glue,' maintaining the sentence's logical structure.

Meaning: 'Objects' refers to items or things that can be bonded or attached together.

Wrong options:

• extremely: 'Extremely' is an adverb and does not fit as it does not serve as a noun in this context.
• importance: 'Importance' is a noun that refers to significance, which does not fit as it does not describe what is being glued.
• great: 'Great' is an adjective that does not fit as it does not serve as a noun in this context.
• rid: 'Rid' is a verb that means to remove, which does not fit as it does not describe what is being glued.
• save: 'Save' is a verb that does not fit as it does not serve as a noun in this context.
• popular: 'Popular' is an adjective and does not fit as it does not serve as a noun in this context.

Correct answer: save

Explanation: The word 'save' is a verb that indicates the action of conserving time. It fits grammatically as it serves as the main verb in the infinitive form, complementing the subject 'hobbyists, students, and professionals.'

Meaning: 'Save' means to conserve or make something last longer, in this case, time.

Wrong options:

• extremely: 'Extremely' is an adverb that cannot function as a verb in this context, making it grammatically incorrect.
• importance: 'Importance' is a noun that does not fit as it does not convey an action related to time.
• great: 'Great' is an adjective and does not fit as it does not convey an action related to time.
• rid: 'Rid' is a verb that means to remove, which does not fit the context of conserving time.
• objects: 'Objects' is a noun and does not fit as it does not convey an action related to time.
• popular: 'Popular' is an adjective and does not fit as it does not convey an action related to time.

Correct answer: extremely

Explanation: The word 'extremely' is an adverb that modifies the adjective 'short,' emphasizing the degree of the shelf life. It fits grammatically as it provides context about the nature of the shelf life of Hyperglue.

Meaning: 'Extremely' means to a very high degree, indicating that the shelf life is very short.

Wrong options:

• save: 'Save' is a verb and does not fit as it does not describe the nature of the shelf life.
• importance: 'Importance' is a noun that does not fit as it does not describe the shelf life.
• great: 'Great' is an adjective that does not fit as it does not convey the degree of the shelf life.
• rid: 'Rid' is a verb that does not fit as it does not describe the shelf life.
• objects: 'Objects' is a noun and does not fit as it does not describe the shelf life.
• popular: 'Popular' is an adjective that does not fit as it does not describe the shelf life.