A study of the relationship between reasoning capacities and brain functions would be of most direct interest to

A) behaviorism.
B) humanistic psychology.
C) cognitive neuroscience.
D) the psychodynamic perspective.

The study of the relationship between reasoning capacities and brain functions falls under the realm of cognitive neuroscience. This field focuses on the biological and neural underpinnings of cognitive processes, including reasoning and decision-making. Behavioral and psychodynamic perspectives are more concerned with individual behavior and internal psychological processes, while humanistic psychology emphasizes personal growth and self-actualization.