以下说法错误的是（）

A.孕激素使胆汁中的胆固醇浓度增加

B.孕激素使胆道平滑肌松弛，胆囊排空能力减弱

C.雌激素影响胆囊的浓缩功能

D.妊娠期急性胆囊炎发生明显增加

E.70%急性胆囊炎患者合并胆石病

Which of the following statements is true according to what you hear

The Mediterranean region is cited as an example of .

A．the ability of nature to remedy human destruction
B．the ability of people to make use of natural resources
C．the manner in which people replenish the environment
D．the effects of human abuse of natural resources