What must a barber obtain from a person with pediculosis before providing services?

In the case of providing services to a person with pediculosis, a signed statement by a physician is necessary to ensure the health and safety of both the barber and the client. Pediculosis, which is an infestation of lice, can spread easily through close contact and shared grooming tools, making it essential for barbers to have confirmation that the condition has been treated or that the person is under the care of a medical professional. This requirement helps to uphold hygiene standards and prevent the transmission of parasites in the barbershop environment. It emphasizes the role of licensed professionals in safeguarding public health within personal care settings. The other options do not fulfill the necessary criteria for confirming a health condition and ensuring that it is appropriate to proceed with services.