Concept:The word
inquisitive describes someone eager to know or learn things, especially by asking questions.
Explanation:The sentence says the twin brother is very
inquisitive.
So we need the option nearest in meaning to
inquisitive.
The word
inquisitive means curious or fond of asking questions.
Option A:
curious — this matches exactly, as a curious person wants to know or learn new things.
Option B:
brilliant — means very intelligent or clever, not the same as being full of questions.
Option C:
friendly — means kind and sociable, which does not match the meaning.
Option D:
talkative — means speaking a lot, but not necessarily asking questions or seeking knowledge.
Thus, the closest synonym is
curious.
Answer:A. curious