What Is the Most Valid Conclusion About the Different Models

Multiple Choice

What is the most valid conclusion about the different models of conditioning and learning?

A) Operant conditioning has shown that the principles of classical conditioning are invalid.
B) Only operant conditioning can explain human behavior.
C) The cognitive theorists showed that the general principles of classical and operant conditioning are invalid.
D) The principles of operant and classical conditioning are generally valid, but cannot account for all aspects of behavior.