Answer:
the first one is A the second one is C
Explanation:
Yet, there was one way for Union forces to move into Confederate territory that ended up being a crucial part of the Civil War. The key was rivers, which served as avenues of invasion into the South. And, of course, what was the biggest and most important river for subduing the Confederacy? The Mississippi.
There is a gender pay gap in the US in that men typically earn more than women, and this includes for the same jobs and in the same position.
There is also a skin-colour discrimination in that people of color typically earn less than white people. So the people with the biggest income would most typically be white men!
I believe the answer is environment.