Because of a change in the required rate of return from 11 percent to 13 percent, the bond price of a zero-coupon bond will fall from $1,000 to $860. Thus, the bond price elasticity for this bond is O- 0.90. 0 - 0.77 None of these are correct. O 0.77 0 - 1.06. Which of the following will typically require the borrower to ultimately request a new mortgage? O graduated-payment mortgage (GPM) balloon-payment mortgage O growing-equity mortgage shared-appreciation mortgage