On March 1, accounts payable had a normal balance of $8,600. During the month, the three journal entries were recorded that affected the amount owned to the business's suppliers. Mar. 2 Accounts payable Cash... Mar. 2 Accounts payable Cash.... Mar. 9 Telephone expense.. Accounts payable.. 2,900 2,900 3,100 3,100 1,300 1,300 What is the Accounts Payable account balance after these entries are posted? Select one: a. $15,900 credit b. $1,300 credit O c. $4,700 debit d. $3,900 credit