Fact 1: Most invertebrates have a nervous system.

Fact 2: Afferent information is information that is inbound to the nervous system.

Given the two facts above, answer the question "What have afferent information inbound?" with the following options: 
- fur seals
 - energy of moving objects
 - electromagnetic energy
 - sensory neurons
 - Electric devices
 - Most invertebrates
 - matter vibrating
 - Veins and arteries.


 

      Most invertebrates   