We cannot see any possibility of business ________your price is on the high side of the prevailing market trend.

A．which

B．since

C．that

D．though

下列哪种疾病会出现血清皮质醇减低（）

A.库欣综合征

B.燕麦型肺癌

C.艾迪生病

D.单纯性肥胖病

E.甲状腺癌