of amortization? \begin{tabular}{|l|r|r|} \hline Interest Expense & 3300 & \\ \hline Cash & & 3000 \\ \hline Discount on Bonds Payable & & 300 \\ \hline Interest Expense & \multicolumn{2}{|c|}{9000} \\ \hline Cash & & \\ \hline Discount on Bonds Payable & & 6000 \\ \hline Interest Expense & 2700 & \\ \hline Gain on Bonds Payable & 3000 \\ \hline Cash & & \\ \hline Interest Expense & 3000 & \\ \hline Gain on Bonds Payable & 3000 & \\ \hline Cash & & \\ \hline \end{tabular}