Fact 1: Most salamanders use their sense of smell to find a mate.

Fact 2: Food to survive, mates to reproduce, and water to drink.

Given the two facts above, answer the question "In their quest for reproduction, salamanders are assisted by their what?" with the following options: 
- animals
 - kinetic energy
 - sense of irony
 - taste in clothing
 - fur and fat
 - sense of smell
 - chameleon
 - insects


 

      sense of smell   