Risk of collision exists when an approaching vessel has a(n) ______.
A.generally steady range and increasing bearing
B.increasing range and bearing
C.generally steady bearing and decreasing range
D.decreasing bearing only
正确答案是C
Risk of collision exists when an approaching vessel has a(n) ______.
A.generally steady range and increasing bearing
B.increasing range and bearing
C.generally steady bearing and decreasing range
D.decreasing bearing only
正确答案是C