The following transactions for the month of March have been journalized and posted to the proper accounts. Mar. 1 The business received $8,000 cash and issued common stock to stockholders. Mar. 2 Paid the first month's rent of $800. Mar. 3 Purchased equipment by paying $3,000 cash and executing a note payable for $8,000. Mar. 4 Purchased office supplies for $730 cash. Mar. 5 Billed a client for $9,000 of design services completed. Mar. 6 Received $7,500 on account for the services previously recorded. What is the balance in Cash on March 6? OA. $10,970 OB. $13,970 OC. $11,770 D. $12,500