31. The discount on the bonds is also being amortized on a straight-line basis over the 10 years. (Straight-line is not materially different in effect from the preferable "interest method.") The bonds are callable at 101 (i.e., at 101% of face value), and on January 2, 2025, Banno called $900,000 face value of the bonds and redeemed them. Instructions