问题
单项选择题
The regulations require that inspected vessels on an international voyage，other than small passenger vessels，must carry which of the following distress signals on or near the navigating bridge?（）
A.12 hand red flares
B.12 rocket parachute flares
C.12 hand combination flares and orange smoke signals
D.6 hand red flares，and 6 hand orange smoke signals
答案
参考答案：B