The davit launched life raft can be boarded（）.

A.lower personnel down by a transfer basket
B.lower food and water to personnel in a life raft
C.lower the life raft down with its full complement
D.move equipment around the deck

A.go into place as the raft is inflated
B.be put up after everyone is aboard
C.be put up only in severe weather
D.be used as a sail if the wind is blowing

A.stowed near open flame or where smoking is permitted
B.used as seats，pillows，or foot rests
C.left on open decks
D.All of the above