Bill has $270.61 in his account before making any transactions. Over the course of a week, Bill makes the following transactions: Transaction Debit ($) Credit ($) Paycheck --- 535.67 Electric bill 112.53 --- Groceries 90.79 --- Savings bond --- 50.00 Car payment 225.65 --- At the end of the week, how much money is in Bill’s account? a. $518.10 b. $156.70 c. $427.31 d. $608.89