Was expressionism a revolutionary movement? or was it evolutionary?

Which statement best evaluates the impact of the 1929 stock market crash on europe? 1. the united states established high export tariffs to europe that reduced goods exported to germany. 2. the united states promoted domestic policy initiates that reduced jobs on american bases in europe. 3. the united states promoted isolationism that withdrew troops from europe causing germany to pay its own national defense. 4. the united states eliminated loans to europe that caused germany to default on its reparation payments to france.

Can someone me write a paragraph on this topic i feel confused

Afinal version of the writer’s viewpoint should be included in the introduction. first body paragraph. second body paragraph. conclusion.