At the beginning of the year, the provision for doubtful debts stood at $19600. Over the year, irrecoverable debts of $12300 were written off. By the end of the year, the provision for doubtful debts had fallen to $15500. What was the overall effect of these items on the profit for the year?
- A$4100 decrease
- B$4100 increase
- C$8200 decrease
- D$8200 increase