Each question answer should be of one page atleast

Using relevant theory and understanding of Operations Management, and by giving relevant examples, answer the following questions. 1. What is process design? (1 A4 page). 2. How does volume and variety affect process design? (1 A4 page). 3. How are processes designed in detail? (1 A4 page). 4. What are the human implications of process design? (1 A4 page)