单选题If you wear extra clothing when entering the water after abandoning ship it will（）.Aweigh you downBpreserve body heatCreduce your body heatDmake it more difficult to breathe
单选题
If you wear extra clothing when entering the water after abandoning ship it will（）.
A
weigh you down
B
preserve body heat
C
reduce your body heat
D
make it more difficult to breathe
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