The KKK attack African-Americans because they were white supremacists.
Answer:
B. Food shortages that led to starvation
Explanation:
There wasn´t a lot of food in the area and the river that was near them was very salty and unsafe to drink along with the mosquitos that lived in the mushy areas cared a certain disease with them.
He had sexual allegations, which ultimately led to his resignation.
B. and D.
I believe, but I am not 100% sure!