Fact 1: Aggression is behavior that is intended to cause harm or pain.

Fact 2: Dogs can be aggressive and stubborn and willful.

Given the two facts above, answer the question "What can dogs cause?" with the following options: 
- Harm or pain
 - high temperature
 - hate
 - friction
 - Dehydration
 - insanity
 - cats
 - sweating


 

 Harm or pain        