Which statement about the hospital space on a cargo ship is TRUE?

A
The hospital may be used for disciplinary confinement if it is not being used for treatment.
B
The hospital space must have both a bathtub and shower.
C
A hospital is required on all vessels with a crew of 12 or more if it makes overnight voyages.
D
If a ship has a crew of forty-five who do not have their own room, the hospital must have four berths.
E