Within the Discussion Board area, write 400600 words that respond to the following questions with your thoughts, ideas, and comments. This will be the foundation for future discussions by your classmates. Be substantive and clear, and use examples to reinforce your ideas. Health care has evolved and changed over the years. You have been asked to speak to middle school students about how health care has changed over the past 50 years. In preparation for your presentation, you researched significant changes in the way health care is delivered in the United States, including changes in the business aspect of health care. Discuss and compare the following changes in your Discussion Board posting: