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

Fact 2: Insects can smell with their antennae.

Given the two facts above, answer the question "What do insects sense with their antennae?" with the following options: 
- RNA
 - rabies
 - time
 - sound
 - food
 - magic
 - outer space
 - toxins


 

     food    