Can you tell me                 ?[ ]

A. how much does it cost

B. how much it is

C. how much it costs

D. both B and C

十二指肠壶腹部溃疡腹痛的规律

A．进食后疼痛缓解
B．进食后疼痛加重
C．痉挛性腹痛，肠鸣音亢进，排便后缓解
D．疼痛—便意—便后缓解
E．腹上区饱胀感，与进食关系不明显