Answer: Option (d) is the correct answer.
Explanation:
Energy is defined as the capacity to do work or provide heat to a substance.
For example, a bulb lightens due to the electrical energy supplied to it.
On the other hand, insulating appliance(s) inhibit the flow of energy. As a result, it reduces reduces the energy.
Also, setting the thermostat two degrees lower in the winter and adding weather stripping to windows and doors will also reduce energy.
But replacing fluorescent bulbs with incandescent lighting will not reduce energy. Â
