For Each of the Four Scenarios Below, Explain Which Way

For each of the four scenarios below, explain which way the demand curve shifts and why.
Scenario 1: In the market for automobiles, a credible forecast is released which says that prices will rise in the near future.
Scenario 2: Many young people leave a small town to look for jobs in the capital city. What happens to the demand for college education in the small town?
Scenario 3: There is news of an