According to the text, what we don't know about the biological roots of personality is ________ what we do know.

A) far less than
B) equal to
C) incomparable to
D) far more than

Biological Roots

The genetic, neurochemical, and physiological bases of behavior and mental processes, emphasizing the role of nature in psychology.

What We Know

A phrase indicating the extent of knowledge and understanding that has been established on a particular subject up to the current time.