Kim is a new recruit in the quality control department at Apple. She is tasked with improving the quality of their augmented reality headset (Apple Vision Pro). Her assigned task involves suggesting a strategy to improve a normally distributed production process of Apple Vision Pros, which has a Cpk less than one, and a Cp > 1.3. Kim should suggest: Group of answer choices a. Eliminating both natural and special cause variations. b. Aligning the average of the control limits to match with the mean or average of the spec. limits. c. Redefining spec. limits without customer involvement