This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'If a drug is given through skin, maximum percutaneous absorption of given drug is from \nSelect and explain. \nA. Posterior auricular, B. Scalp, C. Scrotum, D. Plantar surface', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Posterior auricularOrder of percutaneous absorption of drug applied topically:Posterior auricular > Scrotum > Scalp > Forearm > Plantar surface Ref: katzung 12th ed.', 'role': 'assistant'}]