Change of Speech - Verbal and Reasoning

Directions to SolveIn the questions below the sentences have been given in Direct/Indirect speech. From the given alternatives, choose the one which best expresses the given sentence in Indirect/Direct speech.
Q1:

"Are you alone, my son?" asked a soft voice close behind me.

A A soft voice asked that what I was doing there alone.

B A soft voice said to me are you alone son.

C A soft voice from my back asked If I was alone.

D A soft voice behind me asked If I was alone.

ANS:D - A soft voice behind me asked If I was alone.

No answer description is available.