The primary brain vesicles are the forebrain, midbrain and hindbrain. The forebrain is the largest of all the three. Hunger is controlled by the hypothalamus.
Hypothalamus is a part of the forebrain and is situated below the thalamus region. It controls and regulated the ANS and pituitary activities. It majorly regulates thirst, body temperature, memory, homeostatic functions and hunger.b
It plays a crucial role in controlling the appetite, emotional responses, the release of hormones and physiological cycles.
The prefrontal cortex is the part of the forebrain, the amygdala is the part of the midbrain and the cerebellum is the part of the hindbrain.
Therefore, hunger is controlled by option B. hypothalamus.
Learn more about the hypothalamus here:
https://brainly.com/question/1248563
