Jillian and Nikki each filled their cars with gasoline. The graphs below show the amount of gas in each car and the miles driven since filling the tank. A graph titled Jillian's Car has miles driven on the x-axis, and gallons of gas left on the y-axis. A line goes through (0, 22) and (100, 16). A graph titled Nikki's Car has miles driven on the x-axis and gallons of gas left on the y-axis. A line goes through points (0, 20) and (100, 16).

Which statement is supported by the graphs?
Jillian’s car holds more gasoline and gets better gas mileage.
Nikki’s car holds more gasoline and gets better gas mileage.
Jillian’s car holds more gasoline, but Nikki’s car gets better gas mileage.
Nikki’s car holds more gasoline, but Jillian’s car gets better gas mileage.