no explenation needed for the correct answer just write the letter. Thanks in advance

1) Which of the following is not a stage within a typical supply chain? A) Customers B) Retailers C) Wholesalers/Distributors D) Manufacturers E) All of the above are stages within a typical supply chain. 2) The objective of customer order entry is to A) get the correct orders to customers by the promised due date at the lowest possible cost. B) maintain a record of product receipt and complete payment. C) maximize the conversion of customer arrivals to customer orders. D) ensure that orders are quickly and accurately entered and communicated to other affected supply chain processes. E) none of the above 3) The production scheduling process in the manufacturing cycle is similar to the A) order receiving process in the replenishment cycle. B) order fulfillment process in the replenishment cycle. C) order entry process in the replenishment cycle. D) order trigger process in the replenishment cycle. E) none of the above 4) When a customer purchases a book online from a company such as Amazon, which of the following is NOT part of the typical supply chain operations? A) The customer B) Amazon's web site C) Amazon's book supplier D) Amazon's accounting department 5) A company's competitive strategy A) defines the set of customer needs that it seeks to satisfy through its products and services. B) specifies the portfolio of new products that it will try to develop C) specifies how the market will be segmented and how the product will be positioned, priced, and promoted