Lena makes home deliveries of groceries for a supermarket. Her only stops after she leaves the supermarket are at traffic lights and the homes where she makes the deliveries. The graph shows her distance from the store on her first trip for the day. What is the greatest possible number of stops she made at traffic lights? A graph has time on the x-axis and distance on the y-axis. A line increases, is constant, increases, is constant, increases, is constant, decreases, is constant, and then decreases to the x-axis. a. 3 b. 4 c. 9 d. 5 Please select the best answer from the choices provided A B C D Mark this and return Show Me