Some of the sentences are grammatically correct and some are incorrect. Find out which part of the sentence has an error and mark that part. If there is no error , mark that part as your answer.
`("The man who is perpetually")/a` `("hesitating which of the two things he will do first")/b` `("will ultimately do either")/c` `("No error")/d`

Explanation

(c) .neither. in place of .either.