Fact 1: Threatening behavior causes a fight-or-flight response in animals.

Fact 2: Behavior modification involves unlearning a behavior or action.

Given the two facts above, answer the question "A fight and flight response happens after an animal is what?" with the following options: 
- threatens
 - dormant state
 - mating
 - inactive
 - eats
 - imbalanced
 - kills
 - fights


 

 threatens        