INLAND ONLY You are overtaking another power-driven vessel and sound a whistle signal indicating that you intend to pass the vessel along her starboard side. If the other vessel answers your signal with five short and rapid blasts, you should __________.

Correct Answer: Option D — not overtake the other vessel until both vessels exchange the same passing signal

Under Inland Rule 34, five short and rapid blasts serve as the danger signal indicating disagreement or doubt. Overtaking must not proceed until both vessels reach a clear, mutually understood passing agreement with matching whistle or radio signals.