INLAND ONLY You are on power driven vessel "A" in a narrow channel as shown in illustration D032RR below. Power driven vessel "B" sounds two short blasts. What signal should you sound if you are in agreement?

Correct Answer: Option C — sound two short blasts

Under Inland Rules 34(c)(i), when overtaking another vessel in a narrow channel, two short blasts indicate an intention to pass on the port side. If in agreement, the overtaken vessel must sound the same two short blasts in response.