单项选择题
What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?（）
A.Identify the person in charge
B.Gather up useful floating objects
C.Prepare for arrival of rescue units
D.Arrange watches and duties
单项选择题 Upon receipt of a distress message，a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?（）
单项选择题 The survival craft is manufactured with fire retardant（）.
单项选择题 The signal for fire alarm on a ship must be indicated（）.