Choose one sentence that has the same meaning as the root one:
''Why didn’t you join your friends on the trip?'', she asked.
A. She asked me why I didn't join her friends on the trip.
B. She wanted to know why I hadn’t joined my friends on the trip.
C. She asked for the reason I hadn’t joined my friends on the trip.
D. She asked me why didn't I join my friends on the trip.