A soccer team scores an average of 12 goals per season. A double number line is drawn to figure out the average number of goals the team scores in 6 seasons. Which of the following statements is true about the diagram?
One number line Increases by 1, and the other increases by 6.
One number line increases by 12, and the other increases by 6
One number line increases by 12, and the other increases by 1.
One number line increases by 2, and the other increases by 1.