BOTH INTERNATIONAL & INLAND You are underway in restricted visibility. You hear the fog signal of another vessel about 22° on your starboard bow. If danger of collision exists you must __________.

Correct Answer: Option C — reduce your speed to bare steerageway

Rule 19(e) requires that a vessel detecting another vessel forward of the beam in restricted visibility shall, if collision risk exists, reduce speed to bare steerageway and navigate with extreme caution until danger is passed.