Sarasota World provided the following data concerning its costs of operating and the number of riders of its Scream ride and the related linear regression for selected operation months: January February March April May June Riders. 3200 3100 2600 2480 2800 3000 Operating costs $9530 $9390 $8270 $7946 $8720 $9460 Using the high-low method, what is the unit variable cost for the Scream ride? O $2.20 $2.12 $2.03 O $2.04