Jerry has a credit card that uses the average daily balance method For the first 14 days of one of his billing cycles his balance was 1050 and for th last 16 days of the billing cycle his balance was 1280 If his credit card s APR is 19 which of these expressions could be used to calculate the amount Jerry was charged in interest for the billing cycle O A 31 1 4 OB 0 19 365 14 1050 16 1280 31 0 19 30 365 0 19 365 X 16 1050 14 1280 30 16 1050 14 1280 31 O C 2 31