Daphne decides to buy a new car. The dealership offers her a choice of paying 5600 per month for 5 years (with the first payment due in 13 months) or paying some $27.231.80 today. She can borrow money from his bank to buy the car. What annual Interest rate makes her indifferent between the two options? 1) 7.90 2) 8.00 3) 8.10 4) 7.80 5) 8.20