單項選擇題The color of rockets，shells，or rocket parachute flares used to indicate that the vessel is in distress and requires immediate assistance is（）.

A.white
B.green
C.red
D.yellow


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1.單項選擇題On every vessel，distress signals must be stowed（）.

A.on or near the navigating bridge
B.on the flying bridge not closer than 15 feet to any bulkhead
C.above the freeboard deck away from heat
D.in an enclosed space below the freeboard deck away from heat

2.單項選擇題If you log a distress message，it must include the（）.

A.sea state
B.names of witnesses
C.time of its occurrence
D.wind direction and velocity

3.單項選擇題If you hear the firing of a gun at one minute intervals from another vessel，this indicates that（）.

A.the gun is being used to sound passing signals
B.the vessel is in distress
C.all vessels are to clear the area
D.all is clear and it is safe to pass

4.單項選擇題If you are transmitting a distress message by radiotelephone you should（）.

A.use English language
B.always use the International Code
C.preface it by the word interco
D.follow the transmission with the radio alarm signal

5.單項選擇題If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.

A.fire a green star to the left
B.send the letter K by light and point to the left
C.place an orange signal to your left as you signal with a white light
D.send the code signal S followed by L