You are presented with the question "what kind of response does threatening behavior cause in animals?" and the following answer choices: 
- yelling
 - threatened
 - basic survival
 - influenza
 - digestion
 - respiration
 - symptoms
 - hypothyroidism

Now knowing that threatening behavior causes a fight-or-flight response in animals and basic survival- fight or flight, choose the best answer.


 

   basic survival      