Under the "Vessel Bridge-to-Bridge Radiotelephone Act" the frequency for bridge- to-bridge communications is 156.65 MHz or channel __________.

Correct Answer: Option B — 13

In accordance with the Vessel Bridge-to-Bridge Radiotelephone Act, VHF Channel 13 (156.65 MHz) is specifically designated as the primary frequency for intership navigational safety communications in US waters.