Which one is correct?Select one: Select one: a. A control chart is a visual representation of the key steps in a process. b. ISO 9002 is an international standard for assessing a company's environmental performance. c. Quality control tends to be a proactive approach to quality management. d. A benchmark organization must be chosen from the same industry in order for its methods to be applicable. e. Suppliers are partners in TQM and should be included in quality improvement efforts. Clear my choice