Lafayette Co. issued a bond that has a coupon rate of 8 percent, 10 years to maturity, annual interest payments, and a YTM of 7% in 2017. If YTM suddenly rises by 1% in 2018, which of the following is correct? Before the change in interest rate, the bond was classified as a discount bond. After the change in interest rate, the bond is classified as a discount bond. If YTM additionally rises by 1% in 2019, the bond will be classified as a discount bond. If YTM additionally rises by 2% in 2019, the bond will be classified as a premium bond. None of the above