Answer:
A. The rate of change of this graph is 3
B. The rate of change represent 3 Souvenirs are purchased in one day of vacation.
Explanation:
A. By looking at the graph the x axis is changing by 1, and the y axis is chaning by 3 so the rate of change is 3.
B. The rate of change is 3 means 3souvenirs are purchases in 1 day of vacation.