Select the most appropriate synonym of the word in brackets to fill in the blank.
The ________(crux) of his argument was that education should continue throughout life.

Correct option is A

The correct synonym of the given word  "crux" is  "essence."
· Crux: The most important or essential part of something. (Hindi: मुख्य बात)
· Example: The crux of the debate was the allocation of resources.
· Essence: The intrinsic or indispensable quality of something. (Hindi: सार)
· Example: The essence of the story lies in its moral message.
Meanings of the other options:
· Proposal: A plan or suggestion put forward for consideration. (Hindi: प्रस्ताव)
· Etiquette: Polite behavior or manners in society. (Hindi: शिष्टाचार)
· Draft: A preliminary version of a piece of writing. (Hindi: प्रारूप)