有关卷材防水屋面施工，下列说法中错误的是( )。

A．平行于屋脊的搭接缝应顺流水方向搭接

B．当屋面坡度小于3%时卷材宜平行于屋脊铺贴

C．搭接缝宜留在沟底而不宜留在天沟侧面

D．垂直于屋脊的搭接缝应顺年最大频率风向搭接

Danage to ship’s fittings caused by stevedor’s negligence often happens. Therefore, the stevedores（）the cost of the damage repaired afterwards.

A.should hold responsible for

B.should be hold responsible for

C.should be free of

D.should be brarable of