Which of the following subfields in psychology focuses on how the brain and the nervous system determine behavior?
a. behavioral neuroscience
b. experimental psychology
c. clinical psychology
d. counseling psychology

Behavioral Neuroscience

Explanation:

Behavioural Neuroscience is the subfield of psychology, that considers how human behaviour is shaped by the biological and physiological aspects.

The influence of genes, and the relationship of how people act, as well as how the nerves, neurotransmitters, and the circuits in the brain seem to play a predominant role in behaviour, makes scientists seek the causes of unwanted or abnormal behaviours.

This approach will focus on how the ingredients of the mind, like the nerve density, and the balance or imbalance of chemicals will affect the neurotransmitters. Often the predominance of some neurotransmitters will enable certain activities, while the lack of these will turn them a rare conduct.

Behavioral Neuroscience will closely seek for evidence to observe why people can show certain behaviours.

the answer is d. amendments.