Acollision could occur when the distance decreases and bearing between two vessels does what

A collision could occur when the distance decreases and bearing between two vessel REMAIN UNCHANGED.
It is the responsibility of vessel operators that they are on look out and avoid all possibility of collision with other vessels. Operators are expected to operate at controlled speed, avoid careless boat operations and steer clear of restricted facilities.

Ibelieve the answer is c

It would most likely be 9: 00 am. give brainliest