12. Eaton Company issued $5 million of bonds with a 10 % coupon rate of interest. When Eaton issued the bonds, the market rate of interest was 10 %. Which of the following statements is incorrect? a) The bonds were issued at par. b) Annual interest expense will equal the company's annual cash payments for interest. The book value of the bonds will decrease as cash interest payments are made. c) d) Annual interest expense is the same regardless of whether the effective-interest or straightline method of amortization is used