______ in the earthquake _______ taken to the hospitals in other cities.

A．The injured; were

B．The injured; was

C．The injuries; were

D．The injuries; was

在一个测站上同时有三个以上方向需要观测时，则水平角的观测应采用（）。

（A）测回法；

（B）全圆测回法；

（C）复测法；

（D）分组法。