When the effective-interest method is used, the interest expense for the period is calculated by multiplying the Select one: O a. carrying value of the bonds at the beginning of the period by the effective rate. O b. face value of the bonds at the beginning of the period by the effective rate. O c. carrying value of the bonds at the beginning of the period by the contractual interest rate. O d. face value of the bonds at the beginning of the period by the contractual interest rate.

When the effective-interest method is used, the interest expense for the period is calculated by multiplying the Select one: a. carrying value of the bonds at the beginning of the period by the effective rate. b. face value of the bonds at the beginning of the period by the effective rate. c. carrying value of the bonds at the beginning of the period by the contractual interest rate. d. face value of the bonds at the beginning of the period by the contractual interest rate