Answer:
option (d)
Step-by-step explanation:
Energy is defined as the capacity to do work.
Energy can neither be created and nor be destroyed, it can transform from one form to another.
The SI unit of energy is Joule and teh commercial unit of energy is kilowatt hour.
There are several forms of energy.
1. kinetic energy
2. potential energy
3. mechanical energy
4. Solar energy
5. Sound energy