Select the correct indirect form of the given sentence.
The interviewer asked Ashok, "Why did you leave that job last month?"

A

The interviewer asked Ashok that why did he leave that job the previous month.

B

The interviewer asked Ashok that why he leave that job the last month.

C

The interviewer asked Ashok why he had left that job the previous month.

D

The interviewer asked Ashok why you have left that job the previous month.