Use the following to answer the given question
\( \begin{array}{c|c} \text{Purchases} & 2,000\\ \text{Opening stock} & 900\\ \text{Closing stock} & 300 \\ \text{Sales} & 3,850\end{array}\)
Gross profit is

• A.N1,850
• B.N1,250
• C.N950
• D.N650