Of the following five investments, is considered the safest. U.S. agency issues Treasury bills commercial paper Prporate bonds Treasury bonds Suppose that all investors expect that interest rates for the 4 years will be as follows: If you have just purchased a 4-year zero-coupon bond, what would be the expected rate of return on your investment in the first year if the implied forward rates stay the same? (Par value of the bond =$1,000) 10% 9% None of the options 7% 5%