Acomparison study of the abolition movement, the settlement-house movement, the temperance movement, and the civil rights movement would most likely show
1.most reform movements have concentrated on solving economic problems
2. urban problems have had been a priority of the united states goverment
3. reform movements have had little impact on american society
4. the united states has experienced periods of social and political reform

A comparison study of the abolition movement, the settlement-house movement, the temperance movement, and the civil rights movement would most likely show that the united states has experienced periods of social and political reform. The answer is number 4.

it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.