A)During the month of February, Victor Services had cash receipts of $8,600 and cash disbursements of $10,800. The February 28 cash balance was $4,000. What was the February 1 beginning cash balance?

B)The credit purchase of a new oven for $5,300 was posted to Kitchen Equipment as a $5,300 debit and to Accounts Payable as a $5,300 debit. What effect would this error have on the trial balance?

C)If Regent Tax Services' office supplies account balance on March 1 was $1,850, the company purchased $900 of supplies during the month, and a physical count of supplies on hand at the end of March indicated $1,950 unused, what is the amount of the adjusting entry for office supplies on March 31?