Will started his June 1, 30-day credit card billing period with a balance of $2,000. He used his credit card to purchase medication costing $75 on June 10th, paid for car repairs of $800 on June 15th, and made a small payment of $500 on June 20th. The annual credit card interest rate is 18%, compounded daily. How much interest will he be charged in the month of July assuming the average daily balance method is used? a) $33.97 b) $34.49 c) $43.53 d) $46.91