The following expression models the total number of pizzas sold in an hour, where x represents the number of discount couponsoffered.411I1255 +2What does the constant term in the above function represents?The constant term 12 represents the number of pizzas sold in an hour if 0 discount coupons are offered.The constant term 12 represents the maximum number of pizzas sold in an hour.The constant term 12 represents the amount of additional pizzas sold for each additional discount coupon offered.The constant term 12 represents the number of discount coupons offered in an hour.