题目内容
（请给出正确答案）
提问人：网友f******g
发布时间：2023年1月27日 17:29
[单选题]
If you must jump from a ship，your posture should include（）.
A.holding down the life preserver against the chest with one arm crossing the other，covering the mouth and nose with a hand，and feet together B.knees bent and held close to the body with both arms around legs C.body straight and arms held tightly at the sides for feet first entry into the water D.both hands holding the life preserver below the chin，with knees bent，and legs crossed
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