Marco Nelson opened a frame shop and completed these transactions: 1. Marco started the shop by investing $41,700 cash and equipment valued at $19,700 in exchange for common stock. 2. Purchased $240 of office supplies on credit. 3. Paid $2,900 cash for the receptionist's salary. 4. Sold a custom frame service and collected $6,200 cash on the sale. 5. Completed framing services and billed the client $370. What was the balance of the cash account after these transactions were posted? $45,370 $45.000 O $10.360 $45.130. $10,730