Please answer question #4

I need the answer now and in this time, please!!!
:)

What would lead a historian to consider two events to have a relationship of correlation rather than causation

Which of the following best describes the 1957 events at central high school in little rock, arkansas? -governor faubus resisted the school’s integration with national guard troops, and president eisenhower sent federal troops to enforce integration.-under governor faubus, little rock police first fought, then enforced, the order to integrate the school.-president eisenhower sent national guard troops to resist the school’s integration, but governor faubus obtained a court order to dismiss them.-president eisenhower and governor faubus worked together to make the integration process run as smoothly as possible.

What form of government is powers of states? first letter of the answer is r.