This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification - Medicolegal aspects, Subject name: Forensic Medicine
[{'content': 'Trichology is the study of: \nSelect and explain. \nA. Hair, B. Nail, C. Skin, D. Bones', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans: a (Hair) Ref: Reddy, 27th ed, p. 84Trichology is the study of hair.NoteThanatology: Study of death in all aspects.Cheiloscopy: Study of lip markings for identification.Poroscopy: Study of microscopic pores present in the ridges of fingers.Dactylography: Study of finger prints.', 'role': 'assistant'}]