He didn’t wait even . . . . . . . minutes but started a lecture.

A. few

B. a few

C. little

D. a little

Answer: Option A

Solution(By Examveda Team)

Few is a quantifier used with plural countable nouns. Little is used with singular uncountable nouns. Minutes are plural countable nouns. Option A is correct.
He didn’t wait even few minutes but started a lecture.