Calculate YTM:
A. A 5-year 4% coupon bond. Sold at 100 and with a redemption price of 100?
B. A 5-year 1% coupon bond Sold at 100 and with a redemption price of 118?
C. A 5-year 4% coupon bond Sold at 97 and with a redemption price of 100?
D. A 5-year 4% coupon bond Sold at 104 and with a redemption price of 100?