4. Each product has a life cycle marked by different characteristics. The different stages of the Product Life Cycle require different marketing strategies. In the automotive industry, we can find different types of cars such as self-driving cars, electric cars, hybrid cars, and diesel cars. a) Outline the difference in sales and profits from the first stage product development to the last decline stage of the product life cycle. Categorize the product life cycle stage of the 4 different types of cars above. (15 marks) b) Choose any two of the above car types and determine the product life cycle stage for each model. Describe the characteristics of the stage of its product life cycle and highlight the marketing strategies used in that stage. (15 marks)