A self-righting survival craft will return to an upright position provided that all personnel（）.<br>A:are seated with seat belts on and doors shut<br>B:are seated with seat belts on and doors open<br>C:are to shift to one side to right it<br>D:escape from the craft

A self-righting survival craft will return to an upright position provided that all personnel（）.
A:are seated with seat belts on and doors shut
B:are seated with seat belts on and doors open
C:are to shift to one side to right it
D:escape from the craft

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