A 30 - year, $1,000 par, 8% coupon (semiannual) bond is callable in 5 years with a call price of $1,100. The bond currently sells at a yield to maturity of 7% (3.5% per half year) A. What is the yield to call? (hint: why is YTM included in the question?) B. What is the yield to call if the call price is only $1,050? C. What is the yield to call if the call price is $1,100, but the bond can be called in 2 years instead of 5