Find out whether there is any grammatical error in below sentence.
The foremost criterion of selection we adopted / were the number of years of training / a dancer had received / under a particular guru.

A. The foremost criterion of selection we adopted

B. were the number of years of training

C. a dancer had received

D. under a particular guru

E. No error

Answer: Option B

Solution(By Examveda Team)

was the number of years of training