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: Medicine
Which of the following sites is not involved in a posterior cerebral artery infarct - 
Select and explain. 
A. Midbrain, B. Thalamus, C. Temporal lobe, D. Anterior Cortex
D: Anterior Cortex
Answer: D: Anterior Cortex 
Explanation: None