What are the core competencies of J&J?

1. What are the core competencies of J&J? 2. What kind of diversification strategy does J&J pursue? Related or unrelated? Justify your answer. 3. How does J&J create value through diversification? (Economies of scope, market power, corporate parenting, corporate structuring, or something else?) In your response, draw from theories and concepts covered in the course, rather than just use common sense.