“Why did you come late this morning?” The teacher asked me. A. The teacher wanted to know why I had come late that morning. B. The teacher wanted to know why did I come late that morning.

The teacher wanted to know why I had come late that morning.

The teacher wanted to know why did I come late that morning.

The teacher wanted to know why had I come late that morning.

The teacher wanted to know why I came late that morning.