2. Consider the following LP problem: Maximize 10X + 30Y Subject to: X + 2Y ≤ 80 8X + 16Y ≤ 640 4X + 2Y ≥ 100 X, Y > 0 This is a specialcase of a LP problem in which a. there is no feasible solution. b. there is a redundant constraint. c. there are multiple optimal solutions. d. this cannot be solved graphically. e. none of the above