Fact 1: Smell is used for finding food by some animals.

Fact 2: Another of our five major senses is the sense of smell.

Given the two facts above, answer the question "Animals use five major what to locate food?" with the following options: 
- foraging areas
 - messengers
 - continents
 - Collagen
 - hormones
 - senses.
 - arteries
 - sound


 

      senses.   