Andwer the following questions

Suppose Canada reports the actual unemployment rate to be 7% but the natural rate of unemployment is 6%. Answer the following questions: 1. Why is there a difference between the actual unemployment rate and the natural rate? 2. Is it possible for Canada to reduce the actual unemployment rate to 6%? If yes, how? 3. Is it possible for Canada to reduce the unemployment rate to 0% instead? If yes, explain how