Which of the following statements best explains why there is no change in temperature once thermal equilibrium between two objects in contact is reached?

a
Heat can flow between two objects in contact.
b
Heat does not flow spontaneously from a cooler object to a warmer object.
c
Heat does not flow between objects in contact at the same temperature.
d
Heat flows by conduction, convection, and radiation when the temperatures are the same.

c

Heat does not flow between objects in contact at the same temperature.