根据《收费公路管理条例》，收费道口的设置，应当符合（）的要求。
A、设计美观
B、因地制宜
C、车辆行驶安全
D、人员安全
参考答案：C
It is illegal for a public official to ask people for gifts or money favors to them.
A．in preference to
B．in place of
C．in agreement with
D．in exchange for
简述ERP中库存管理的业务内容。
