For GMDSS, which statement concerning compulsory vessels is TRUE?

Correct Answer: Option D — Vessels larger than 500 gross tons must carry certain additional GMDSS equipment than what a vessel between 300-500 gross tons must carry.

Under USCG National Maritime Center examination standards, the accepted correct answer is: Vessels larger than 500 gross tons must carry certain additional GMDSS equipment than what a vessel between 300-500 gross tons must carry..