(03.02 MC)Which of the following statements describes what occurs with energy as a result of the Law of Conservation of Energy?

A. The amount of energy before a process occurs is less than the energy after the process occurs.
B. The amount of energy before a process occurs is greater than the energy after the process occurs.
C. The amount of energy before a process occurs is equal to the energy after the process occurs.
D. The amount of energy before and after a process occurs is always equal to zero.