INLAND ONLY You are overtaking another power-driven vessel in a narrow channel. The other vessel will have to move to allow you to pass. You wish to overtake the other vessel on her starboard side. Your first whistle signal should be __________.

Correct Answer: Option D — one short blast

Inland Rules 34(c)(i) mandate that a power-driven vessel intending to overtake another on the other vessel's starboard side shall indicate intention by sounding one short blast, signaling the desired side of maneuver in a narrow channel.