The box plots show the average gas mileage, in miles per gallon, of the cars sold at a dealership in June and in December. Which inference can be made about the cars?
A-The type of cars sold in June typically gets better gas mileage.
B-the type of cars sold in December typically gets better gas mileage.
C-The types of cars sold in the two months typically get about the same gas mileage.
D-The types of cars sold in the two months typically get better gas mileage than those sold in other months.