At the End of 2012, Jagwar Limited Issued Ten-Year, 9

At the end of 2012, Jagwar Limited issued ten-year, 9% bonds payable, at a premium. During 2013, the company's accountant failed to amortize any of the bond premium. The omission of the premium amortization will

A) not affect profit for 2013.
B) cause retained earnings at the end of 2013 to be overstated.
C) cause profit for 2013 to be overstated.
D) cause profit for 2013 to be understated.