Neptune Fabrication Plant Has Provided You with the Following Information

Neptune Fabrication Plant has provided you with the following information. $$\begin{array} { | l | r | } \hline \begin{array} { l } \text { Total manufacturing overhead estimated at the beginning of } \\\text { the year }\end{array} & \$ 250,000 \\\hline \text { Total direct labor costs estimated at the beginning of the year } & \$ 125,000 \\\hline \text { Total direct labor hours estimated at the beginning of the year } & 5,000 \text { direct labor hours } \\\hline \text { Actual manufacturing overhead costs for the year } & \$ 240,000 \\\hline \text { Actual direct labor costs for the year } & \$ 135,000 \\\hline \text { Actual direct labor hours for the year } & 4,500 \text { direct labor hours } \\\hline\end{array}$$ The company bases its manufacturing overhead allocation on direct labor hours. What was the unadjusted ending balance in the manufacturing overhead account?

A) $10,000 credit balance
B) $10,000 debit balance
C) $15,000 credit balance
D) $15,000 debit balance