Question 2. Read the case study below and answer the questions: Case study: The study was conducted at Department of Health Sciences, International University of Management, Namibia during 2018 - 2019 as a term paper for Master of Philosophy. The data regarding the Goreangab dam/river water pollution, and human health was obtained and compiled through a thorough review of various published research articles of international reputed journal and relevant books. Water covers about 70% Earth's surface. Safe drinking water is a basic need for all humans and for aqua- culture include fishing. The WHO reports that 80% diseases are waterbome. Industrialization, discharge of domestic waste, radioactive waste, population growth, excessive use of pesticides, fertilizers and leakage from water tanks are major sources of water pollution. These wastes have negative effects on human health and extinct species of fish. Different chemicals have different affects depending on their locations and kinds. Bacterial, viral and parasitic diseases like typhoid, cholera, encephalitis, poliomyelitis, hepatitis, skin infection and gastrointestinal are spreading through polluted water. It is recommended to examine the water quality on regular basis to avoid its destructive effects on human health and species of fish Domestic and agriculture waste should not be disposed of without treating a) Draw the problem analysis tree to give an in-depth understanding of the problem identified (25 Marks) b) In relation to your answer in "I", draw an Objective analysis tree (25 Marks) [Total: 50 Marks]