Indicate the answer choice that best completes the statement or answers the question. Keenan Industries has a bond outstanding with 15 years to maturity, an 8.25% nominal coupon, semiannual payments, and a $1,000 par value. The bond has a 6.50% nominal yield to maturity, but it can be called in 6 years at a price of $1,130. What is the bond's nominal yield to call? O a. 5.72% O b. 6.65% Oc. 5.18% O d. 6.51% Oe. 7.51%