Specific radio frequencies are designated as International Maritime frequencies used for voice distress, safety and hailing. Which of the following is an International Maritime VHF-FM frequency as described previously?

Correct Answer: Option A — Channel 16 (156.800 MHz)

VHF-FM Channel 16, operating on 156.800 MHz, is designated globally under ITU Radio Regulations and SOLAS Chapter IV as the primary international hailing and distress frequency for maritime voice communications.