On 31 December, a business gives the following figures. Cash book balance: $790$ credit Bank statement balance: $800$ debit Unpresented cheques: $30$ Apart from these items, the only difference between the cash book and the bank statement is bank charges shown on the bank statement but omitted from the cash book. What is the amount of the bank charges?
- A$10$
- B$20$
- C$30$
- D$40$