3 Consider the following reverse supply chain network for a company, consisting of 4 collection centers, remanufacturing facilities, and 4 market regions for the remanufactured product. Assume that the returned product quantity at each collection center and demand forecast for the remanufactured product at each market region are fixed. What are the main activities in a remanufacturing supply chain? Which revenues/costs does the company should take into consideration when designing its reverse supply chain? What are the main operational decisions that need to be made in managing the reverse supply chain? Collection Center 1 Demand Region 1 Remanufacturing Facility A Collection Center 2 Demand Region 2 Customer Remanufacturing Facility B Collection Center 3 Demand Region 3 Remanufacturing Facility C Collection Center 4 Demand Region 4