Following Is a List of Account Balances of Wilson Mowing

Following is a list of account balances of Wilson Mowing Service as at 31 December of the first year of operation:
$$\begin{array} { | l | l | } \hline \text { Accounts receivable } & \$ 4000 \\\hline \text { Accounts payable } & 5000 \\\hline \text { Salary expense } & 5000 \\\hline \text { Repairs expense } & 500 \\\hline \text { Truck } & 12,000 \\\hline \text { Equipment } & 10,000 \\\hline \text { Loans payable } & 24,800 \\\hline \text { Cash } & 12,000 \\\hline \text { Supplies expense } & 10,000 \\\hline \text { Service revenue } & 24,800 \\\hline \text { Petrol expense } & 7200 \\\hline \text { Salary payable } & 1200 \\\hline\end{array}$$
Calculate the profit.

A) $2000
B) $2900
C) $30,300
D) $33,200