21. The logistics performance cycle: A-Is the basic unit of supply chain design and control B-Relates to transportation control C-Is an important concept in inventory control D-None of the above. 22. In providing service outputs to consumers, a disadvantage of Internet retailers compared to store-based retailers arises in: product variety and assortment lot size price waiting time 23. In general, offering consumers higher levels of service output in terms of greater spatial convenience or product variety: has little impact on logistics and distribution cost results in lower logistics and distribution cost results in higher logistics and distribution cost does not impact configuration of a supply chain 24. The most exacting measure of logistics performance regarding availability is: Stockout frequency orders shipped complete fill rate average number of items on hand 25. Which of the following is not one of the "service outputs" of a supply chain: lot size waiting time price spatial convenience