D because if you are trying to reduce the carbon footprint then using less coal or oil based energy would be best. plus using the solar panels will help because all you have to rely on is the sun and your own power bank for energy. there for leaving less of a carbon footprint.
Carbohydrates are the sugars, starches, and fiber found in fruits, grains, vegetables, and milk products.
The answer is C.
Your centre of balance is important so that you don't fall.<span />
It is the action from stopping something from happening.
Hope this helps have a good day...☺