Youare considering going to graduate school next year.Tuition will be $50,000 and you will forego $40,000 in earnings that you could earn if you work instead of going to school.If you continue in school, you will work for 45 years and earn $10,000 per year more than if you don't go to graduate school.What should you do if

a.If you can borrow money at 10%?

b.If you can borrow at 5%?

c.If you can borrow at 10% but only earn $5000 more per year?