Answer:
d. biology impacts behavior, but the environment also affects biological functioning.
Step-by-step explanation:
Nowadays, it is known that the genetic code that is in human body, is in responsible, in some part, of the tendency of a person to be an angry person, a tolerant person, etc.
But definitely is the environment and the people relationships that are formed the behavior, for example, if a person has several tendency for being aggressive because of the family ancestors, if this person grows in a peaceful environment the aggressive instinct maybe never will be shown.