The neurotransmitter dopamine is most closely associated with

A neurotransmitter used in the parts of the brain involved in regulating movement and experiencing pleasure.

Explanation:

Dopamine is one of the chemicals in our brain which controls mood Interacting with the pleasure and reward center of our brain, dopamine, along with other chemicals like oxytocin and endorphins plays a very crucial role in how we feel

Since there's no answer choices available, I would say "reward mechanisms in the brain", "pleasure", "Schizophrenia" or "appetite".