The graph shows a region of feasible solutions. Use this region to find maximum and minimum 10 My values of the objective function. O Z=6x + 9y Select the correct choice below and, if necessary, fill in the answer box to complete your choice. 10 O A. The maximum value is The coordinates of the corner points are (1,2), (3,8), (7,7), and (9,4). O B. The maximum value does not exist. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The minimum value is O B. The minimum value does not exist