A . The lifeboat is lowered to near the water，loaded with the allowed capacity，lowered into the water until afloat，then released from the falls
B . The lifeboat is loaded with the allowed capacity，lowered into the water until afloat，then released from the falls
C . The lifeboat is lowered into the water until afloat，loaded with the allowed capacity，then released from the falls
D . The lifeboat is lowered to near the water，loaded with the allowed capacity，then released from the fall