While underway which of the following would be the FIRST step in reversing a direct rever
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While underway, which of the following would be the FIRST step in reversing a direct reversing large, low-speed, main propulsion, diesel engine？
A.Manually trip the over-speed device
B.Interrupt the fuel flow to the engine
C.Disengage the safety interlock
D.Slide the camshaft to the neutral position
请帮忙给出正确答案和分析，谢谢！