Answer:
The graph B is the most appropriated
Explanation:
Due to we need to know the charging of the company as a function of miles, it is practical to enter into the graph with the miles into the horizontal axis and obtain the charge over the vertical axis. In fact, the common usage, it is by entering the unknown quantity (independent variable) into the x-axis (horizontal axis) and looking function calculated value into the y-axis (vertical axis).
Taking the previous into account, we chose the graph from option B.