B. Lymphokines
<span>Lymphokines are a product of T-cells that act as communicators.</span>
Answer:
Behavioral Perspective
Explanation:
The fact that "small changes are introduced in the child's environment" can be taken as a good example of behavioral perspective since the ones that work with this idea consider that evironment has an important influence in behavior. They have the conception that when interacting with a given environment an individual can develop certain attitudes and responses.
Their brains are not working right. They don't think logically and they do stupid things. They can get brain damage, they can hut themselves and/or others.