i tried using a crossword puzzle to help me answer but, Im confusing myself. Can you assist me with these questions?

TRUE-FALSE QUESTIONS TF1. Keynesian supply assumptions are most appropriate in the long run, when output is at its potential. T F 2. The Keynesian aggregate supply curve is flat. T F 3. In the long run, output is fixed. T F 4. Under Keynesian supply assumptions, price is fixed. T F 5. Supply-side policies primarily change output in the short run. T F 6. The AS/AD model explains how potential output changes in the short and medium run. T F 7. The level of potential output is fixed in the short, medium and long run-and hence in the AS/AD model. It is the difference between output and its potential that varies. T F 8. Monetary and fiscal policies primarily affect output in the long run. T F 9. The natural rate of unemployment is zero. T F 10. The long run movement in equilibrium price level is primarily determined by money supply