When Should a Physician Touch a Patient's Area of Known

When should a physician touch a patient's area of known pain and why?

A) Last, because otherwise the pain will reflect and mask other areas
B) Last, because inflicting pain causes a patient's muscles to tense and tighten in anticipation of more pain
C) First, to get "the worst" out of the way so the patient can relax
D) First, to set the pain in motion and see where it radiates to