Dr. Laura Gibb, a neuroscientist, is giving a lecture on the brain's reward system to a group of students. During the lecture, she discusses the key components involved in reward circuitry. Which area of the brain is not typically considered part of the "reward" circuitry, as explained by Dr. Gibb?
a) The Nucleus Accumbens (NAc)
b) The Prefrontal Cortex (PFC)
c) Ventral tegmental area (VTA)
d) The Central Amygdala (CeA)