According to 46 CFR Part 95, which of the following statements is FALSE concerning the regulations pertaining to the carbon dioxide cylinder room for a CO2 fixed fire extinguishing system?

Correct Answer: Option B — The door must be kept unlocked.

46 CFR Part 95 requires the CO2 cylinder room to be secured to prevent unauthorized access or tampering. Keeping the door locked is a critical safety measure to ensure the integrity of the fixed fire extinguishing system, as accidental discharge or vandalism could render the system inoperable during emergencies.