What is tIn SIPOC Map, what does the "I" represent? A Investment B Input C Inspection D Improvement E Involvementhe primary approach employed by Lean Six Sigma to reduce the number of defects? A Add inspection to isolate the customer from process instability. B Reduce process variability at its sources through re-design or process controls. C Revise specifications to better reflect customer expectations. D Provide incentives to the workforce to eliminate defects. E Promote teamwork to reduce waste