Can excessive vehicle load affect the proper functioning of the tires?

A)No, in no case.
B)No, if the vehicle has new shock absorbers.
C)Yes, when the permitted load limits are exceeded.Correct
An excessive load subjects the tires to pressure and temperature higher than recommended. This overheating dangerously increases the risk of a blowout. In addition, overloading causes premature and irregular wear of the tread and can damage the internal structure of the tire.