You are presented with the question "Immunodeficiency occurs when the immune system is what?" and the following answer choices: 
- strong and healthy
 - expelled
 - infected
 - decreases
 - working great
 - broken
 - dangerous
 - easygoing

Now knowing that immunodeficiency occurs when the immune system is not working properly and merchandise didn t work, or was broken, choose the best answer.


 

      broken   