Question 1: Discuss the evolution of the knowledge of microorganisms as the cause of diseases in humans?
Question 2: Discuss how the public health systems in your country (USA)works, and outline the major challenges?
Question 3: Discuss how to use health promotion means to improve environmental sanitation in area with poor sanitation?
Question 4: Discuss the successes and the failures of how the world dealt with the Syria refugee (humanitarian) crises?