The graph below is used by company 2 to show the average monthly electric cost based on the electricity provider.



How could the graph be redrawn so that the difference in monthly electric cost does not appear as great?
The scale on the y-axis could be changed to 0–150.
The scale on the y-axis could be changed to 100–120.
The interval on the y-axis could be changed to count by 1s.
The interval on the y-axis could be changed to count by 20s.