It should be a. Once fossil fuels are used we can not use them anymore.
<span>The study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these, including the distribution of populations and resources and political and economic activities</span>
Answer:
The legislative branch makes laws, but the judicial branch can declare those laws unconstitutional. The executive branch can declare Executive Orders, which are like proclamations that carry the force of law, but the judicial branch can declare those acts unconstitutional.
Explanation: