The answer is definitely D.
MIT defines calculus as the study of change, usually in motion.
Answer:
Slavery played an important role to create tension between north and south state of america and leads this tension to civil war.
Explanation:
In 1861, tensions between northern and southern states creates on the issues of slavery, states' rights and westward expansion. Due to these reasons, civil war occurs but the main cause of civil war was the slavery. The northern state was against of slavery while the southern states of america was in favor of slavery. Due to difference in the concepts and ideology, tension creates which leads to civil war.
Answer and explanation:
The school the alabama governor fought to keep segregated was the University of Alabama. About this issue, there was a well known event in which the governor of Alabama at the time, George Wallace, stood up at the front doors of the institution in a clear attempt at blocking said place's integration, and was confronted by US Deputy Attorney General Nicholas Katzenbach.