AClick Submit to complete this assessment. Question 5 A corner point or an extreme point (or vertex) can be described as: O a. the points where constraints intersect with the horizontal and vertical axes; and where two constraint lines intersect with each other. O b. the points where constraints intersect with the horizontal and vertical axes. O c. the points where constraints intersect with the horizontal and vertical axes when constraints are equalities. O d. the points where constraint lines intersect with each other when there are at least three constraints