hello! im really confused to the choices here. can someone help me answer this? thanks!

Activity The following selected transactions we're completed by John Delivery Service during July 2015: 1. Cash received from delivery services, 2,200$ 2. Paid creditors on account, 12,000$ 3. Recelved cash from owner as additional Investment, 100,000$ 4. Paid advertising expense, 2,000$ 5. Billed customers for delivery services on account, 20,000$ 6. Purchased supplies for cash, 1,000$ 7. Paid rent for July, 20,000$ 8. Received cash from 'customers on account, 25,440$ 9. Determined that the cost of supplies on hand was 1,440$ so 4,560$ of supplies were used during the month. 10. Owner withdrew cash for personal use, 4,000$ indicate the effects of each transaction on the space provided: a. Increase an asset, decrease another asset. b. Increase an asset, increase a liability. C. Increase an asset, increase owner's equity. d. Decrease an asset, decrease a liability. e. Decrease an asset, decrease owner's equity