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.
Vinod said to me, "Has your brother returned from Dubai?"

A

Vinod said to me if my brother has returned from Dubai.

B

Vinod asked me if my brother had returned from Dubai.

C

Vinod enquire to me if my brother had returned from Dubai.

D

Vinod asks me whether my brother had returned from Dubai.