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Which statement concerning a lubricating oil's viscosity and bearing loading characteristics is true?
A) Shaft bearings associated with relatively low torque loads and high rotational speeds require a lubricating oil with a relatively high viscosity.
B) Shaft bearings associated with relatively high torque loads and low rotational speeds require a lubricating oil with a relatively high viscosity.
C) The viscosity requirements of a lubricating oil are not dependent on the relative torque load or rotational speed of a shaft bearing.
D) Shaft bearings associated with relatively high torque loads and low rotational speeds require a lubricating oil with a relatively low viscosity.
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