The passage explicitly states that technology has revolutionized education and made it accessible with flexible, personalized learning experiences.

'Each' is singular, so the verb should be 'is' not 'are'. Correct: 'Each of the students is required...'

Ephemeral means lasting for a very short time. Transient has a similar meaning of temporary or fleeting.

B introduces the topic, A adds detail about ongoing research, C explains the goal, D provides a call to action.

'Policy' is singular, requiring 'is'. The sentence structure is: 'The policy is aimed at...'

Unwavering means not changing or becoming weaker; it implies steady, firm commitment despite obstacles.

'Team' is a singular collective noun requiring 'has' not 'have'. The possessive should be 'their' for consistency.

Meticulous means very careful and precise. Careless is the opposite meaning, making it the non-synonym.

B introduces the discovery, A explains its impact, C elaborates on possibilities, D provides counterpoint about ethical concerns.

'Each' is singular, so it should be 'has contributed' not 'have contributed'.