How is corporate parenting different from portfolio analysis? How is it alike? Is it a useful concept in a global industry?

RequiredChapter 7.  Strategy Formation:  Corporate StrategyTextbook: Wheelen, T. L., Hunger, D., Hoffman, A. N., & Bamford, C. E. (2014). Concepts in strategic management and business policy (14th ed.). Upper Saddle River, NJ: Prentice Hall. ISBN-13: 9780133126129 (print), 9780133126433 (e-text)RecommendedAndersson, H., & Janson, G. (2012). Evaluating a corporate strategy: A case study of Länsförsäkringar. Available via 9.3. Test your knowledge (Max 100 words for every question)Question 1How is corporate parenting different from portfolio analysis? How is it alike? Is it a useful concept in a global industry?Question 2What are the tradeoffs between an internal and an external growth strategy? Which approach is best as an international entry strategy?