You have $5,000 to invest for the next year and are considering three alternatives:

a. A money market fund with an average maturity of 30 days offering a current yield of 3% per year.

b. A 1-year savings deposit at a bank offering an interest rate of 4%.

c. A 20-year U.S. Treasury bond offering a yield to maturity of 5% per year. What role does your forecast of future interest rates play in your decisions