Which of the following is not one of the ways that a company can achieve a cost advantage by revamping its value chain? Improving product design and production techniques and striving hard to operate at full capacity Selling direct to consumers and cutting out the activities and costs of distributors and dealers Shifting to the use of technologies and/or information systems that bypass the need to perform certain high-cost value chain activities Reducing materials handling and shipping costs by locating plants or warehouses close to customers Streaming operations by eliminating low value-added or unnecessary work steps and activities