单项选择题

A.己酸孕酮100mg,戊酸雌二醇2mg
B.己酸孕酮150mg,戊酸雌二醇3mg
C.己酸孕酮200mg,戊酸雌二醇4mg
D.己酸孕酮250mg,戊酸雌二醇5mg
E.己酸孕酮500mg,戊酸雌二醇10mg