1. [5 points] Interpret the priorities and deviational variables (d, and d) in the following model: Minimize Pd , Pd, subject to 5X, +4X, + d - d = 160 hours of labor 3X, + d. - d = 90 kilograms of material 1. [5 points] Interpret the priorities and deviational variables (d, and d) in the following model: Minimize Pd , Pd, subject to 5X, +4X, + d - d = 160 hours of labor 3X, + d. - d = 90 kilograms of material