单项选择题

黄体中期检查血孕酮水平,以下哪种水平提示排卵,哪种水平提示黄体功能不足

A.>16nmol/L(Sng/ml);<31.8nmol/L(10ng/ml)
B.>31.8nmol/L(10ng/ml);<16nmol/L(5ng/ml)
C.<31.8nmol/L(10ng/ml);>16nmol/L(Sng/ml)
D.>16nmol/L(5ng/ml);>31.8nmol/L(10ng/ml)
E.<16nmol/L(5ng/ml);<31.8nmol/L(10ng/ml)