Meaning: 'Untouched' means not affected or changed by something, in this case, educational opportunities.

Wrong options:

• bridging: 'Bridging' is a gerund that implies connecting or overcoming a gap, which does not fit the context of describing a lack of access to education.
• merely: 'Merely' is an adverb that indicates something is only or just, which does not describe the state of communities in relation to education.
• enhance: 'Enhance' is a verb that means to improve or increase, which does not fit as it does not describe the lack of educational opportunities.
• thrive: 'Thrive' is a verb that means to grow or develop well, which contradicts the idea of being untouched by educational opportunities.
• scarcely: 'Scarcely' is an adverb that means hardly or barely, which does not accurately describe the state of communities in this context.

Correct answer: bridging

Explanation: The term 'bridging' serves as a gerund that indicates the action of connecting students with tutors, fitting grammatically and contextually as it describes the function of online platforms in education.

Meaning: 'Bridging' refers to the act of creating a connection or overcoming a gap, particularly in education between rural and urban areas.

Wrong options:

• untouched: 'Untouched' describes a lack of access and does not fit as it does not convey the action of connecting or bridging.
• merely: 'Merely' is an adverb that indicates something is only or just, which does not describe the action of connecting students with tutors.
• enhance: 'Enhance' is a verb that means to improve or increase, which does not fit the context of connecting students and tutors.
• thrive: 'Thrive' is a verb that means to grow or develop well, which does not relate to the action of bridging educational gaps.
• scarcely: 'Scarcely' is an adverb that means hardly or barely, which does not convey the action of bridging.

Correct answer: thrive

Explanation: The word 'thrive' is a verb that fits grammatically as it describes the ability of students to succeed and grow in a changing world, aligning with the context of empowerment through education.

Meaning: 'Thrive' means to grow, develop, or be successful, particularly in a challenging environment.

Wrong options:

• bridging: 'Bridging' is a gerund that refers to connecting, which does not fit as it does not describe the outcome for students in education.
• progressively: 'Progressively' is an adverb that describes a gradual increase or advancement, which does not fit as it does not describe what students can do with their skills.
• merely: 'Merely' is an adverb that indicates something is only or just, which does not convey the idea of success or growth.
• enhance: 'Enhance' is a verb that means to improve or increase, which does not fit as it does not describe the outcome for students.
• scarcely: 'Scarcely' is an adverb that means hardly or barely, which does not convey the idea of thriving.

Correct answer: progressively

Explanation: The term 'progressively' is an adverb that fits grammatically as it describes the manner in which the dream of universal education is becoming achievable, indicating a gradual improvement.

Meaning: 'Progressively' means in a gradual manner, suggesting that the achievement of universal education is happening step by step.

Wrong options:

• bridging: 'Bridging' is a gerund that refers to connecting, which does not fit as it does not describe the manner of achieving education.
• untouched: 'Untouched' describes a lack of access and does not fit as it does not convey the idea of achieving education.
• merely: 'Merely' is an adverb that indicates something is only or just, which does not fit the context of achieving education.
• enhance: 'Enhance' is a verb that means to improve or increase, which does not fit as it does not describe the manner of achieving education.
• scarcely: 'Scarcely' is an adverb that means hardly or barely, which does not convey the idea of achieving education progressively.