The semi-p form of the efficient market hypothesis (EMH) asserts that stock prices:（）

A. fully reflect all historical price information.

B. fully reflect all relevant information including insider information.

C. fully reflect all publicly available information.

26岁，初孕妇，现妊娠40周，近半月头痛，眼花，今晨出现剧烈头痛，并呕吐2次，来院就诊。

听胎心，发现胎心176/min，此时恰当的处置应该是

A．静脉滴注硫酸镁

B．静脉快速滴注甘露醇

C．对症处理

D．立即行剖宫产术

E．立即进行缩宫素静脉滴注引产