Which of the Following Statements Is Not a Key Assumption

Which of the following statements is not a key assumption of behavior analysis?

A) Behavior is a product of the organism's biological and evolutionary history
B) Principles of behavior discovered by experimental analyses of behavior are general and apply to all forms of animal life
C) Behavior is a product of the organism's past and current interactions with its environment
D) Feelings, thoughts, and intentions are possible causes of behavior