--- Thank you very much for showing me the way to the station.

--- ______.

A．You are welcome

B．That’s too boring

C．That’s right

D．I’m glad to hear that

下列药物，对预防人禽流感病情恶化有较高价值的是（）

A.干扰素

B.奥司他韦

C.利巴韦林

D.阿司匹林

E.金刚烷胺