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': 'Stratum granulosum is not present in: \nSelect and explain. \nA. Hyper orthokeratosis, B. Hyper parakeratosis, C. Non keratinized epithelium, D. Sulcular epithelium', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]