Read each sentence to find out whether there is any grammatical error or idiomatic error in it. The error, if any, will be in one part of the sentence. The letter of that part is the answer. If there is "No Error," the answer is ( e ). (Ignore errors of punctuation if any.)
She asked her (a)/ son for help her (b)/ find a place to bury ( c )/ the gold ornaments (d) No Error ( e )

Answer

b

Explanation

"son for help her" should be 'son to help her'.