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单选题
A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.
A
Aye Aye Sir
B
Right 15 degrees rudder
C
Rudder is right 15 degrees
D
No reply is necessary，just carry out the order
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单选题A helmsman receives the command Right 15 degrees rudder. The helmsman’s IMMEDIATE reply should be（）.A
Aye Aye SirB
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