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

Fact 2: Sense of smell is the ability to detect odors.

Given the two facts above, answer the question "What better ability has a positive impact on an animal's survival?" with the following options: 
- traits
 - detect crimes
 - detect blankets
 - four limbs
 - sensory neurons
 - detect odors
 - it can be seen
 - detect internet


 

      detect odors   