The comparison should be parallel: either 'traditional classroom' or 'traditional classrooms' (plural) for consistency.

Abscond means to leave hurriedly and secretly, often to avoid detection or prosecution. Flee secretly is the closest synonym.

The passage states damage is 'inevitable' without intervention, implying it cannot be prevented, contradicting the idea that early action can prevent it.

Authenticity (being genuine) would prove historical significance, whereas fragility, rarity, or location alone would not necessarily do so.

Perspicacious means having keen insight and discernment. Keen-sighted and discerning captures this meaning of sharp perception.

Ephemeral means lasting a very short time. Permanent is its direct antonym, meaning lasting forever or for a long time.

The passage explicitly states the initiatives aim to 'bridge the urban-rural divide' and provide 'equal access to technological resources,' indicating the purpose is reducing technological inequality.

Committee is a collective noun that takes a singular verb. The correct form is 'The committee has decided,' not 'have decided.'

Ameliorate means to make something better or improve its condition. 'Improve' is the direct synonym.

'Caustic' means biting, sarcastic, or severely critical in manner. It fits the context of remarks that offended the audience. The other options suggest positive or neutral qualities.