单项选择题
A.approach while coming to the left to take advantage of the current
B.drop an anchor outside the surf line，then pay out anchor line over the bow while the seas carry the boat toward the beach
C.approach slow enough so that the boat can be brought around to meet breaking seas on the bow
D.rig a drogue with tripping line over the bow，back ashore with drogue tripped between breakers
单项选择题 When a man who has fallen overboard is being picked up by a lifeboat，the boat should approach with the wind（）.
单项选择题 What should be used to steer an open lifeboat if the rudder becomes lost or damaged?（）
单项选择题 What is placed on the under side of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?（）