Answer:
Because of a spinal reflex
Explanation:
Phototropism is a reaction to light but it only occurs in plants.
Elephant are my favorite animal
Aerobic exercise like running, jogging, swimming and walking because all of these get your heart rate up.
3 Positive reinforcement is most effective when it occurs immediately after the behavior. Reinforcement should be presented enthusiastically and should occur frequently. Deliver reinforcement quickly: A shorter time between a behavior and positive reinforcement makes a stronger connection between the two
