Please help :)

Economic fluctuations Question:

1) In the model of aggregate supply and aggregate demand if there is an increase in net exports for any given level of prices:

2) In the long run there is an increase in the price level (P) and the production level (Y).

3) In the long run there is a decrease in the price level (P) and the production level does not change (Y).

4) In the short run there is an increase in the price level (P) and the production level (Y). 5) In the short run there is a decrease in the price level (P) and the production level (Y).