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 is the most common central nervous system parasitic infestation- 
Select and explain. 
A. Echinococcosis, B. Sparganosis, C. Paragonimiasis, D. Neurocysticercosis
D: Neurocysticercosis
Answer: D: Neurocysticercosis 
Explanation: None