On April 14th, residents of China's remote Yushu County, located on ______ Tibetan plateau, were awoken by ______ strong earthquake.

A．the; the

B．a; the

C．a; 不填

D．the; a

根据《道路交通安全法》，下列

a．救护车、
b．消防车、
c．警车、
d．工程救险车、
e．工程作业车、
f．道路养护车辆中执行紧急任务时，______在确保安全的前提下，享受不受行驶路线、行驶方向、行驶速度和信号灯的限制，其他车辆和行人应当让行。A．abdeB．abcefC．bcdfD．abcd