During the more detailed inspection of the machinery spaces by the, the Port State Control Officer (PSCO), as it is not possible to determine the condition of the machinery without performance trials, general deficiencies such as _____may lead to (warrant) further inspection and running tests of machinery:

A
Inoperative pressure gauges, rusted relief valves
B
Inoperative or disconnected safety or control devices
C
Evidence of repeated operation of diesel engine scarange belt or crankcase relief valves
D
Malfunctioning or inoperative automatic equipment and alarm systems and leaking boiler casings or up rakes
E
All the above