Xiaosheng’s voice is different from Laosheng, but the same to that of Dan.

There are four major roles in Beijing Opera today:____, ______, ______, _______ . A: Singing, Recitation, Acting and acrobatic fighting B: Sheng, Dan, Jing, Chou C: laosheng, wusheng, xiaosheng and wawasheng D: laodan, qingyi, huadan and caidan