Given an unexpected increase in interest rates, which of the following risk-free bond prices will be least affected? Assume that all choices have a $1000 face value. a 5-year bond with a coupon rate of 9%. a 20-year zero coupon bond. a 10-year bond with a coupon rate of 3% a 15-year zero coupon bond. Question 9 happen as a result of this policy change? The coupon rate on outstanding 10-year U.S. Treasury notes will increase. The credit spread on AA-rated 10-year corporate bonds will increase. The price of outstanding AA-rated 10 -year corporate bonds will fall. The yield to maturity on AA-rated 10-year corporate bonds will fall. Question 10 Round your answer to two decimal places and omit dollar signs (i.e., enter $2,001.224 as 2,001.22)