下列哪个不是（）目前采用的电缆敷设方法。

A．人工敷设

B．机械化敷设

C．人工和机械敷现场

D．重力敷设

When（）,the provision of the bill of lading will be used as a basis for settlement.

A.an event is in connection with the marine peril at sea

B.a matter is linked to a person injury

C.a fact is being contacted by charter party

D.a case is related to dispute about cargo