4. On the Value Chain - a. Identify and discuss the business model that best describes Jonson and Jonson. b. Lastly, provide a descriptive overview of the various components of Porter's value chain model - include the firm's current and target profit margin. i. Identify the areas within the value chain needing to be strengthened for your company to strengthen the profit margin of the firm. o Pull from Zenger's Corporate Theory to help support your discussion