问题

Why does Bob always practice playing the violin— Because he wants to ________ the music competition next week.
A:got it off, got on it
B:got off, got it on
C:got off, got on it
D:got it off, got on it;
B:got off, got it on
C:got off, got on it
D:got it off, got on it;
正确答案是: