You are presented with the question "How can you prevent harm caused by flea bites?" and the following answer choices: 
- Bathing your dogs
 - Using repellent
 - Eating healthier
 - Endocrine system
 - prolactin release
 - an external framework
 - focusing a lens
 - Drinking water

Now knowing that insect bites cause harm to living things and insect repellents are used against flea bites, choose the best answer.


 

  Using repellent       