When a man who has fallen overboard is being picked up by a lifeboat，the boat should approach with the wind（）.

A.astern and the victim just off the bow

B.ahead and the victim just off the bow

C.just off the bow and the victim to windward

D.just off the bow and the victim to leeward

影响房地产价格的一般因素包括（）。

A、商业繁华程度

B、经济发展因素

C、交通因素

D、城市规划及开发战略