BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound __________.

Correct Answer: Option A — the danger signal

Under COLREGS Rule 17(a)(ii), when the give-way vessel fails to take appropriate action, the stand-on vessel may take action to avoid collision by her maneuver alone and must sound the danger signal (at least five short and rapid blasts) per Rule 34(d).