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
Permethrin is used in treatment of – a) Scabiesb) Leprosyc) Body Loused) Leishmaniasis 
Select and explain. 
A. a, B. bc, C. ac, D. b
C: ac
Answer: C: ac 
Explanation: Permethrin is the drug of choice for local application in scabies and newly identified active infestation of pediculosis.