20. Derek borrows $318,449.00 to buy a house. He has a 30-year mortgage with a rate of 5.70%. Assuming he makes all the required payments on time, what is the remaining balance on Derek's loan immediately after he makes the 99th payment? b. $276,149.51 c. $281,983.11 d. $289,563.23 e. $297,424.72 21. Which one of the following statements is TRUE? a. Holding everything else constant, as the bond's yield to maturity increases, the bond's price b. Holding everything else constant, as the bond's coupon rate increases, the bond's price decreases. c. Holding e decreases. d. Holding everything else constant as the bond's yield to maturity increases, the bond's price does not change. e. None is correct