INLAND ONLY You are overtaking another power-driven vessel in a narrow channel and wish to leave her on your starboard side. You may __________.

Correct Answer: Option D — attempt to contact her on the radiotelephone to arrange for the passage

33 CFR 83.34(h) allows for the use of radiotelephone to reach a passing agreement in lieu of the whistle signals required by Rule 34. This is the preferred method in narrow channels to ensure clear communication between vessels regarding their intended maneuvers and passing arrangements.