Use the unpaid balance method to find the finance charge on the credit card account. The last month's balance and any other transactions are given. Round to two decimal places. Month: April (30 days) Date Transaction Previous month's balance: $480 Interest rate: 19% April 3 charged $109 for phone bill April 12 made pavment of $120 O A. $6.22 B. $632.60 C. $14.58 D. $10.02 Date $480 Transaction April 3 charged $109 for phone bill April 12 made payment of $120 April 21 | charged $64 for electricity bill April 29 charged $92 for lawn service