In the following question, a sentence is given in Direct/Indirect speech. Out of the four alternatives choose the one which best expresses the sentence in Indirect/Direct Speech.
He said, “Why didn’t you send your application to me?”
1
He inquired why did I not send my application to him
2
He inquired why I / he had not sent my / his application to him
3
He inquired why had I not sent my application to him
4
He inquired why I did not send my application to him