C the earth because that is the only planet around so he thought that the sun and everything else rotated around us.
Condensation, which is the process by which water vapor is changed back into liquid water. Then precipitation occurs.
That act will help the sustainability of out environment because : C. It will slow down the degradation of the ozone layer
The usage of CFC will crate chlorine atoms that catalyze ozone degradation. By prohibiting this product, Government will slow down Ozone's degradation
hope this helps