203 According to 46 CFR Part 108, when fire pumps are used for purposes other than firefighting service, each pipe connection to the other service (except for branch lines used for deck washing) must have a __________.

A. check valve installed in the line
B. shut off valve at a manifold near the pump
C. quick disconnect union within ten feet of the pump
D. regulator in the line set at 125 psi