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Inventory controls achieves the best use of resources and avoid- businesses time and money overstocking of inventory only none of the above O product damage and obsolescence The following table shows the jobs of a network along with their time estimates Estimated Durations (weeks) Activity most likely pessimistic optimistic 1 1-2 7 13 1-6 2 5 14 2-3 2 14 26 2 5 8 3-5 10 19 4-5 5 5 17 6-7 5 8 29 5-8 3 3 9 7-8 8 17 32 The critical path of the project and project length variance respectively are 34 weeks, and 23 33 weeks, and 24 O 36 weeks, and 25 7