12. (15 points)Jordon James started JJ Consulting on January 1. The following are the account balances at the end of the first month of business, before adjusting entries were recorded: Accounts Payable Accounts Receivable S 300 75 Cash Consulting Revenue Equipment Common Stock Dividends Prepaid Rent Supplies 4,92 7.00 15,000 4.000 800 Adjustment data: Supplies on hand at the end of the month, $200 Unbilled consulting revenue, $700 Rent expense for the month, $1,000 Depreciation on equipment, $90 (a) Prepare the required adjusting entries, adding accounts as needed. (b) Prepare an adjusted trial balance for JJJ Consulting as of January 31