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
Huntington's disease is due to the loss of - 
Select and explain. 
A. Nigro striatal dopaminergic neurons, B. Intrastiatal cholinergic neurons, C. Intrastriatal GABA ergic neurons, D. Intrastriatal cholinergic and GABA ergic neurons
D: Intrastriatal cholinergic and GABA ergic neurons
Answer: D: Intrastriatal cholinergic and GABA ergic neurons 
Explanation: None