Ms. Claire is a strict but kind teacher, _____ who, usually, _____ her students.

A．ones; are liked by

B．one; are liked by

C．ones; is popular among

D．one; is popular with

警车、消防车、救护车、工程救险车非执行紧急任务时（）

A、不享有道路优先通行权

B、享有道路优先通行权

C、其他车辆和行人应当让行

D、可以随意穿行