According to regulations，a cargo hose used
题型：单项选择题
问题：
According to regulations，a cargo hose used for transferring liquefied gases must have a bursting pressure of（）.
A.5 times the maximum working pressure on the hose during cargo transfer
B.one half the designed working pressure
C.4 times the pressure of the cargo pump used for transferring
D.5 times the minimum working pressure on the hose during cargo transfer