During the voyage he encountered boisterous winds and heavy weather during which time the vessel（）heavily and to such an extent that at times it was necessary to change course.

CAPE WEST WIND WEST TO SOUTHWEST 15 TO 20 KNOTS WEATHER SHOWERS.This description is likely to be under the heading of（）.

A.FORECAST
B.STORM WARNING
C.GENERAL SITUATION
D.MAP ANALYSIS

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BASHI:E TO SE 9-10．500M IN HVY SQUALLY SHWRS AND TS．SEA 8-9M.SWELL SE 6-7M．From the above forecast，the wind in Beaufort Scale will be（）.

A.STRONG GALE TO STORM
B.GALE TO STRONG GALE
C.NEAR GALE TO GALE
D.STRONG BREEZE TO NEAR GALE

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