Answer:
E.He demonstrated how some emotions and behaviors can be learned by classical conditioning.
Step-by-step explanation:
Watson in his theory of behaviourism believes that a childs behaviour and character is learned or influenced by his or her environment. thus when a child is conditioned to a particular environment, his behaviour and emotional response will be influenced by what is prevailent in that environment. Watson believes that the environment has much more influence over an individuals behaviour more than genetic make up.