Equal forces and no use of nuclear weapons.
After the initial invasion of the South by the North, UN forces under US leadership were able to push back forces into the North. However, China then entered the war creating a surge back toward the 38th parallel. With the US unwilling to use an atomic weapon, the countries were evenly matched and no one was able to make traction.
In the 1800s women were discriminated by men all the time. Seeing a women working a mans job was “unladylike” and people just didn’t accept them. Today, girls are called weak and they can never be stronger than a boy for any reason. But if she were, she would be made fun of and called names, maybe even trans
New England colonies were the sections of colonial America that had the smallest percentage of Africans in 1750.
I believe the answer to this could be C.XVII