Fact 1: Disease has a negative impact on an organism.

Fact 2: Influenza, or the flu, is a contagious disease caused by a virus.

Given the two facts above, answer the question "What has a negative impact on an organism?" with the following options: 
- leukemia
 - vitamins
 - minerals
 - the flu
 - smallpox
 - cancer
 - water
 - viruses


 

    the flu     