A $4,500 bond had a coupon rate of 4.60% with interest paid semi-annually. Erin purchased this bond when there were 6 years left to maturity and when the market interest rate was 7.20% compounded semi-annually. She held the bond for 2 years, then sold it when the market interest rate was 4.70% compounded semi-annually. a. Calculate the purchase price of the bond. $3,901.07 $2,943.71 $994.29 $3,938.01 b. Calculate Erin's selling price. $4,099.55 $3,736.89 $4,483.76 $746.88 c. Calculate her gain or loss on this investment. -$247.41 $545.75 $793.18 $198.48