This is your own opinion. You can’t get a question wrong if it is an opinion. If your teacher/professor takes points off a question that is your own opinion you can contest it because your teacher would be using bias against your answer. Which teachers can’t do
Texas was apart of Mexico before it became it's own nation.
The Kansas-Nebraska act allowed the people to vote if wanted to allow slavery in those states and this act served to appeal the Missouri Compromise. The Missouri Compromise prohibited slavery in the north. This act was also said to be a failure because it was made to end the conflict over slavery, but resulted in Kansas becoming a "battleground over slavery."
I'm not sure, but I think it was Alexander Hamilton