Your tanker is designed to carry anhydrous ammonia in bulk.The keel was laid in 1980.Which statement concerning the carriage of this cargo is TRUE().
A.A flammable gas detection system must be installed in each cargo pump room
B.Tanks may not be located on deck
C.Carriage of this cargo is authorized by issuance of an IMO Certificate
D.Aluminum and copper alloys are prohibited from being in valve parts in contact with the cargo