Overheating of the hydraulic fluid in an electro－hydraulic anchor windlass can result

Overheating of the hydraulic fluid in an electro-hydraulic anchor windlass can result from a/an( ).

A.overload on the pump motor

B.low fluid level in the reservoir

C.low fluid viscosity around the shaft seal

D.high oil level in the sump

B解析：reservoir：储液器，油箱译文：电液锚机液压流体过热有可能是油箱中液位低引起的。