no need for a extended explenation, it will be fine with just the answer letter. thank you

1) Supply chain coordination A) improves if all stages of the chain take actions that together increase total supply chain profits. B) requires each stage of the supply chain to take into account the impact its actions have on other stages. C) cannot be achieved in real world applications. D) all of the above E) A and B only 2) A lack of coordination occurs either because A) different stages of the supply chain have objectives that conflict. B) the policies of most firms are contrary to cooperation. C) information moving between stages gets delayed and distorted. D) all of the above E) A and C only 3) Information is distorted as it moves within the supply chain because A) complete information is shared between stages. B) complete information is not shared between stages. C) firms try to be too accurate. D) all of the above E) B and C only 4) Information distortion is exaggerated by the fact that A) supply chains today produce a large amount of product variety. B) supply chains today produce a small amount of product variety. C) the telephone effect is extreme in situations where technology is in use. D) different stages of supply chains send excessive data. E) none of the above 5) The situation in which fluctuations in orders increase as they move up the supply chain from retailers to wholesalers to manufacturers to suppliers is known as A) market fluctuations. B) the whiplash effect. C) the bullwhip effect. D) lack of visibility. E) none of the above 6) The bullwhip effect causes A) a loss of supply chain coordination. B) distortion of demand information within the supply chain. C) different stages of the supply chain to have a very different estimate of what demand looks like. D) all of the above E) A and B only