Fact 1: Fish have a centralized nervous system with a brain.

Fact 2: Sharks are a type of fish.

Given the two facts above, answer the question "What has a centralized nervous system with a brain?" with the following options: 
- Man
 - Birds
 - leeches
 - shark
 - evergreens
 - salmon
 - worms
 - pan


 

    shark     