Which of the following quotes describes a situation where Canada would end up with less investment?

1. "A rise in the U.S. government deficit pushes the global interest rate higher;
2. "Global lenders worried about public deficit in Canada;
3. "In the midst of a boom, the Chinese economy is increasing its investment spending dramatically";
4. All these quotes;
5. None of these quotes.

In the Canadian economy, the real interest rate is determined by:

1. National investment;
2. National savings;
3. The deficit or surplus of the public budget;
4. All of these answers;
5. None of these answers.