Psychologists use to study the role of the brain in psychological processes.

Psychologists use neuroscience to study the role of the brain in psychological processes.

Explanation:

Neuroscience is the study of the nervous system -including the brain, spinal cord, and neurons. As an interdisciplinary field, neuroscience integrates psychology, biology, chemistry and physics. Therefore, psychologists use neuroscience to study the role of the brain in psychological processes because this discipline allows them to combine psychological and biological studies.

protectionism fosters competition and keeps price regulated is not an argument in favor of protectionism.

answer; never again fought on union soil;