In December 2019, an infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was first reported in Wuhan City, Hubei Province of China which was later called Corona Virus Disease (COVID-19). In the month of March 2020, many cases have been reported throughout the world as cases in Italy, South Korea, Iran and Japan has emerged, prompting the World Health Organization (WHO) to classify the disease as pandemic. The first case found in Oman was on 24 February 2020. Until now around 255000 COVID positive cases were diagnosed. Questions: 1. List down four (4) contributions of Epidemiology in helping the Ministry of Health in Oman cope with the global pandemic? Explain briefly your answer. (4 marks) 2. Using the chain of infection as a model, describe how the disease can be transmitted from one person to the other. (6 marks) 3. What are the preventive measures are taken by Ministry of Health in Oman? Explain briefly your answer (10 marks)