True and false please answer it all thanks and I will give thumbs up it is just true and false

1. TRUE or FALSE. Briefly explanation is required if your answer is "FALSE", but no points will be given if more than 150 characters are used for the explanation. 2. Since 1990, supply chain management has gain more attention in the industry, as the cost of supply- related activities in the U.S. and its weight in the GDP have been increasing almost every year. b. Inventory replenishment and distribution routing are important decisions for a distributor. Therefore, they are strategical-level decisions, c. For most products, the inventory holding cost mainly come from the expense of warehousing, spoilage, obsolescence d The bullwhip effect will be reduced if each company in the supply chain adopts a sophisticated forecasting tool itself. e. A centralized inventory control system can reduce the bullwhip effect because of the risk pooling effect