Because _____ the whole company, he sometimes has to work around the clock.

A．adjusting

B．evaluating

C．engaging

D．managing

一次，出租汽车司机甲得知公安机关晚上要检查某提供色情服务的旅馆，便给该旅馆报信，使其躲过了公安机关查处。甲的行为构成子()

A．妨害公务罪

B．包庇罪

C．协助组织卖淫罪

D．无罪