Which of the following best describes heat?*

A.Heat flows from the colder body to the hotter body.

B.Heat is the amount of energy needed to raise the temperature of water by 1° C.

C.Heat is the energy needed to raise the temperature of water by 1°C under high pressure.

D.Heat is the energy needed obtained due to the difference in temperature of two
different bodies.

E.Heat is the energy needed to melt solid water.