Question 697 Deck General

The correct answer is B) Navigation spaces. According to the regulations for the US Coast Guard Captain's License Examinations, navigation spaces are required to be segregated from cargo tanks carrying grades A, B, C, or D cargoes. This is because navigation spaces, which include the bridge and other areas essential for the safe navigation of the vessel, need to be isolated from potentially hazardous cargo areas to prevent the accumulation of flammable vapors and ensure the safe operation of the vessel. The other options are incorrect because pump rooms, cofferdams, and enclosed deck spaces are not specifically required to be segregated from these cargo tanks under the regulations.