问题

An aircraft has indicated that he want

An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency on board. Which signal should you make?（）

AFire a red flare at night or a red smoke signal by day
BSend the Morse signal "N" by flashing light
CMake a round turn (360°) and resume course
DMake an "S" turn (hard right then hard left) and resume course

参考答案

参考解析：

分类：紧急通信题库

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