As an investment in the HTM account, the company has a bond they purchased, The company uses the effective-interest method in amortizing the HTM bond premiums and discounts results in A. a variable rate of return on the book value of the investment. B. a varying amount being recorded as interest income from period to period. C. a smalier amount of interest income over the life of the bond issue than would result from use of the straight-line method. D. a greater amount of interest income over the iffe of the bond issue than would result from use of the straight-line method