the second law of thermodynamics
Answer: Option C.
Step-by-step explanation:
The second law of thermodynamics talks about the concept of entropy. This second law of thermodynamics says that the process or a reaction is always spontaneous.
The second law states about the transformation of energy from one form to the other form of energy. It also talks about that the difference in the temperature, difference in the pressure tends to get equal after a particular period of time.