Please read Case 2. Small Package Express Delivery Industry, 1973-2018 (in the textbook) and answer the below case questions: Q4. How the nature of the industry's offerings change during the late 1990 s and 2000 s? How has this impacted the intensity of competition in the industry? Please read Case 2. Small Package Express Delivery Industry, 1973-2018 (in the textbook) and answer the below case questions: Q4. How the nature of the industry's offerings change during the late 1990 s and 2000 s? How has this impacted the intensity of competition in the industry