Based on the Account Balances Below, What Is the Total

Based on the account balances below, what is the total of the debit and credit columns of the adjusted trial balance? $\begin{array}{lrlr}\text { Service revenue } & \$ 4,300 & \text { Equipment } & \$ 7,400 \\\text { Cash } & 1,525 & \text { Prepaid insurance } & 1,225 \\\text { Unearned service rev. } & 5,320 & \text { Depreciation expense } & 640 \\\text { Salaries and wages expense } & 1,050 & \text { Accum. depreciation } & 1,280 \\\text { Common stock } & 390 & \text { Retained earnings } & 550\end{array}$

A) $10,150
B) $11,840
C) $10,560
D) $11,430