Fact 1: Eating food that contains pesticides can have a negative impact on humans.

Fact 2: Foods such as porous strawberries are hard to wash free of pesticides.

Given the two facts above, answer the question "What can have a negative effect on humans?" with the following options: 
- Proper exercise and nutrition.
 - Affirmation and praise.
 - influenza orthomyxoviruses
 - movement of tectonic plates
 - Eating unwashed strawberries.
 - Eating a healthy diet.
 - ozone depletion
 - scraping oneself on a contaminated object


 

     Eating unwashed strawberries.    