hey guys! im stuck on this hard question please save me lol

Answer:
1.chemical receptors
2. nerves carry signal to the brain
3. nerves carry signals to the muscle
4. the brain process these signals
5. the shark changes direction and swims towards pray
Explanation:
Answer:
1)chemical receptors in the nose sense odor particles in the water
2) nerves carry signals to the brain
3) the sharks brain processes the signals
4) nerves carry signals to the muscle
5)the shark changes direction to swim towards the prey