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
A young girl presents with repeated episodes of throbbing occipital headache associated with ataxia and vertigo. The family history is positive for similar headaches in her mother. Most likely diagnosis is - 
Select and explain. 
A. Vestibular Neuronitis, B. Basilar migraine, C. Cluster headache, D. Tension headache
B: Basilar migraine
Answer: B: Basilar migraine 
Explanation: None