When the year ended, the balance in a firm’s sales ledger control account was $\$12\,900$. The combined totals of the customers’ accounts in the sales ledger came to $\$11\,900$. The errors below were then found.
- A$\$11\,200$
- B$\$11\,400$
- C$\$12\,000$
- D$\$12\,400$