单选题What information will a distress alert contain?（）Anature of distressBtype of assistance requiredCcourse and speed and time at which the information was recordedDA, B, C are all right
单选题
What information will a distress alert contain?（）
A
nature of distress
B
type of assistance required
C
course and speed and time at which the information was recorded
D
A, B, C are all right
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