In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.
The emperor was impressed with the singer and asked, ‘What can I do for you?'

A

The emperor impressed with the singer and asked that what he could do for him.

B

The emperor was impressed with the singer and asked what he could do for him.

C

The emperor impressed with the singer asked what could be done for him.

D

The emperor was impressed with the singer and asked what could be done for him.