ion 1 answered d out of question (CLO:1, CLO:2, CLO:4) A company makes four products that have the following characteristics: Product A sells for $95 but needs $45 of materials and $20 of labor to produce; Product B sells for $140 but needs $75 of materials and $40 of labor to produce; Product C sells for $80 but needs $20 of materials and $20 of labor to produce; Product D sells for $115 but needs $50 of materials and $30 of labor to produce. The processing requirements for each product on each of the four machines are shown in the table. Processing Time (min/unit) Work Center A B C D W 11 6 6 15 X 10 8 12 Y 10 6 10 Z 12 5 10 7 Work centers W, X, Y, and Z are available for 40 hours per week and have no setup time when switching between products. Market demand is 64 As, 70 Bs, 55 Cs, and 70 Ds per week. 1) Which work center is the bottleneck operation? 2) Using the traditional method, in what sequence should products be cheduled for production? 3) Using the traditional method, what is the optimal product mix? 4) Using the bottleneck method in what sequence should products be cheduled for production? 5) Using the bottleneck method, what is the optimal product mix?