This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Reward centre is 
Select and explain. 
A. Insula, B. Putamen, C. Medial forebrain bundle, D. Aqueduct sylvius
C: Medial forebrain bundle
Answer: C: Medial forebrain bundle 
Explanation: Punishment centre in brain is posterior hypothalamus and dorsal mid brain.
Rewards centre is ventromedial nuclei of hypothalamus or medial forebrain bundle.