Which of the following statements accurately describe an 'epidemic'?
- An epidemic signifies an unusual increase in the number of cases of an infectious disease that is already present in a specific region or population.
- It can also describe the emergence of a significant number of cases of an infectious disease in an area or population typically free from that particular illness.
- An epidemic refers exclusively to diseases that have spread globally across multiple continents.
- It indicates a disease that is consistently present in a specific population or region at predictable rates.
Ai മാത്രം
Bii
Ci, ii
Dഇവയൊന്നുമല്ല