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 one of the following neurological conditions is not inherited in autosomal dominant pattern - 
Select and explain. 
A. Neurofibromatosis, B. Friedreich's ataxia, C. Marfan's syndrome, D. Bloom syndrome
B: Friedreich's ataxia
Answer: B: Friedreich's ataxia 
Explanation: None