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4.62 Dwayne has four independent vendor proposals to contract the nationwide oil recycling services for the Ford Corporation manufacturing plants. All combinations are acceptable, except that vendors B and C cannot both be chosen. Revenue sharing of recycled oil sales with Ford is a part of the re- quirement. Develop all possible mutually exclu sive bundles under the additional following re- strictions and select the best projects. The corporate MARR is 10% per year. a. A maximum of $4 million can be spent. b. A larger budget of $5.5 million is allowed, but no more than two vendors can be selected. c. There is no limit on spending. Initial Life, Annual Net Vendor Investment, $ Years Revenue, $ per Year A -1.5 million 8 360,000 B -3.0 million 10 600,000 C -1.8 million 5 620,000 D -2.0 million 4 630,000