This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification, Subject name: Forensic Medicine
[{'content': 'Prosocopy is discovered by - \nSelect and explain. \nA. Galton, B. Locard, C. Hershad, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Poroscopy is study of pores of sweat glands in ridges of fingeips which was discovered by Locard. ref :Dr.K.S.Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg. 47.', 'role': 'assistant'}]