In the following questions, a sentence/ part of the sentence is printed in bold. Below are given alternatives to the bold sentence/part of the sentence at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no Improvement is needed your answer is (4).
They could not tell me why did he not eat his lunch.

Options

A. why not had he eaten
B. why he did not eat
C. why had he not eaten
D. No Improvement

Answer

B

Explanation

The Reported Clause will be in statement formwhy he (Subject) + did not eat (Verb) Hence, why he did not eat is the right usage