For both parts there is 2 pictures for the same graph

In which graph below are the selected points the right endpoints of the 4 approximationg rectangles? O A. O B. Ay Ay 8- 6- 2 - X X 6 8 0 246 8 O C. OD. Ay Ay 8- 8- D 6- 6- X X 0- 0 2 4 6 8 Using the specified rectangles, approximate the area.Approximate the area of the region bounded by the graph of f(x) (shown below) and the x-axis by dividing the interval [0,4] into In which graph below are the selected points the left endpoints of the 4 approximationg rectangles? n = 4 subintervals. Use a left and right Riemann sum to obtain two different approximations. Draw the approximationg rectangles. O A. O B. Ay Co 8- 6- 0 24 8 0 24 6 8 O C. OD. Ay 8 . . . .. 0 2 4 6 0 2 4 Using the specified rectangles, approximate the area