I think the answer might be B.
The cell theory follows :
Cells are the basic unit of life
All living things are composed of cells
All cells are reproduced from other cells
Hope this helps:)
~ His Cookie Monster
The answer is tectonic waves. Tectonic referring to the plates that create earths surface.
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