B. I just study the French Revolution
The Little Rock Nine took place in Little Rock, AR and was the time when segrgation had just become illegal. Many white supremists were not happy about this and had such strong feelings about the situations that the govenor of AR ordered the National Guard to protect the nine while they drove into Central Park HS, which was an all white school.
It created a need for additional natural resources to be used in manufacturing and it created the need to find new markets to sell European goods.
A correlation between variables, however, does not automatically mean that the change in one variable is the cause of the change in the values of the other variable. Causation indicates that one event is the result of the occurrence of the other event; i.e. there is a causal relationship between the two events.