Acombination of ethnicity and nationalism can cause ethnic

A combination of ethnicity and nationalism can cause ethnic

fear.

dread.

confusion.

separation.

Explanation:

Separation

an economic reason that the south needed a reconstruction plan is that plantations, factories, and other businesses were destroyed during the war.

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.