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: Dental
[{'content': 'An 8 month old female infant has history of kernicterus. On sudden movement of the  baby’s neck, the following features were seen - abduction and extension of the arms, opening of hands and adduction of arms in front of the body.\nWhich lobe of the baby’s brain is affected? \nSelect and explain. \nA. Frontal, B. Temporal, C. Parietal, D. Occipital', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Primitive reflexes, also known as frontal release signs, can be normal in the adult population. Multiple frontal release signs observed on neurological examination correlate with frontal lobe brain pathology, including Alzheimer disease, multiple sclerosis, and schizophrenia.', 'role': 'assistant'}]