Lei Corporation's bonds have a 30-year maturity, a 10% semiannual coupon ($50 coupon payments are made every six months), a face value of $1,000, and cannot be called.The going nominal annual interest rate (rd) for similar semiannual payment bonds of equivalent risk is 7%. What is the bond's price? a. $957.49 b. $1,000.00 c. $1,146.33 d. $1,374.17 e. $1,454.06