What periodic inspection is required in order to remain in compliance with the regulations regarding GMDSS ship radio station inspections?

Correct Answer: Option A — An inspection at least once every 12 months by the FCC or a holder of a GMDSS Maintainers license

FCC regulations require GMDSS ship radio stations on compulsory vessels to undergo annual safety inspections conducted by the FCC or a qualified technician holding a valid GMDSS Maintainer's license to verify full operational readiness.