This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
[{'content': 'Coicospinal fibers pass through which pa of internal capsule? \nSelect and explain. \nA. Posterior one - third of anterior limb, B. Anterior two - third of posterior limb, C. Posterior two - third of anterior limb, D. Anterior two - third of anterior limb', 'role': 'user'}, {'content': "Answer: B \nExplanation: Coicospinal fibers pass through the anterior two - third of the posterior limb of internal capsule. Posterior 1/3rd of posterior limb carries sensory fibers (including audio - visual pathways). Ref: Gray's39e/p-518", 'role': 'assistant'}]