Suppose you could have worked, this period for Acme Widget Co. for 20 dollars anhour, or Beta Zerc, Inc. for 18 dollars an hour, or Knight's Flange, Ltd. for $16 an hour.The cost of gas to get you to school and back was $2. You also had to pay $1 for parking.What is the economic cost of your coming to a one-hour class on campus? Assume that this is your only class today.