Answer:
Nucleus Accumbens
Step-by-step explanation:Nucleus Accumbens - it is that part of the brain situated in the basal forebrain. it main function lie in reward and pleasure. it helps us to translate the willpower into actions. "it plays a major role in learning , laughter, aggression, etc. "
Nucleus accumben lies in each hemisphere of the brain. it is divided into two main parts i.e. shell and core.