Company A has a bond outstanding with 30 years to maturity, an R.25% nominal coupons, semiannual payments, and a $1,000 par value. The bood has a 6,50% al yield to maturity, but it can be called in years a price of $1045. What is the bond's nominal yield to call O4.75% O. 6.30% Oc450% Od 1.59% Oe2.55%