BOTH INTERNATIONAL & INLAND You are on watch in the fog. Your vessel is proceeding at a safe speed when you hear a fog signal ahead of you. The Rules require you to navigate with caution and take what action if danger of collision exists?

Correct Answer: Option C — reduce to bare steerageway

COLREGS Rule 19(e) states that a vessel hearing a fog signal apparently forward of her beam shall reduce speed to bare steerageway, and if necessary, take all way off to navigate with extreme caution.