A company received a bank statement at the end of the month. The statement contained these items:

Bank service charge for the month	$300
Interest earned and added by the bank to the account balance	$100
Ending balance (reflects interest and bank service charge)	$9,000

In comparing the bank statement to its own cash records, the controller of the company found these items:

Deposits made but not yet recorded by the bank	$10,000
Checks written and mailed but not yet recorded by the bank	$4,000

Before making any adjustment suggested by the bank statement, the cash balance according to the company's books is $4,200.

What is the correct adjusted general ledger balance as of the end of the month?

1. $9000

2. $9200

3. $15000

4. $15200