Which of the following best contrasts the operations management viewpoint in management theory with the contingency viewpoint? a. The operations management viewpoint utilizes motion studies, while the contigency viewpoint emphasizes employee diversity studies. b. The operations management viewpoint emphasizes predictability and control, while the contingency viewpoint emphasizes uncertainty and unpredictability. c. The operations management viewpoint focuses on achieving consistent results, while the contingency viewpoint focuses on achieving innovative solutions. d. The operations management viewpoint focuses on efficiency and effectiveness, while the contingency viewpoint focuses on flexibility and adaptability. e. The operations management viewpoint focuses on long-term planning, while the contingency viewpoint focuses on short-term decision making. f. The operations management viewpoint emphasizes individual performance, while the contingency viewpoint emphasizes group performance