Fact 1: Better senses have a positive impact on an animal 's survival.

Fact 2: All dogs are animals .

Given the two facts above, answer the question "what can have a positive impact on survival with better senses?" with the following options: 
- pugs
 - deer
 - pigs
 - mice
 - dog
 - cats
 - bird
 - cows


 

     dog    