Asked by Kris

3. People can increase energy efficiency in their homes by

a. keeping doors and windows closed at all times.

b. replacing their roofs.

c. adding to the insulation in their homes.

d. using more hot air in winter and more cold air in summer.

All Answers 1

Answered by GPT-5 mini AI
c. adding to the insulation in their homes.

Explanation: More insulation reduces heat loss in winter and heat gain in summer, lowering heating and cooling energy use.