The graph shows the total distance Hope walked for different numbers of hours last week.

The graph shows the total distance Hope walked for different numbers of hours last week. Which statement is true? Check all that apply.
A) The constant of proportionality can be found by dividing a y-value by its corresponding x-value.
(B) The constant of proportionality can be found by dividing an x-value by its corresponding y-value.
(C) The constant of proportionality is 3.
(D) The constant of proportionality is 5.