Problem: Jeremy is an 18 y/o male who comes to the clinic with a chief complaint of periumbilical pain. Over the past 24 hours he has had bouts of nausea and diarrhea and pain at McBurney's point. Which of the following assessments would aide in confirming Jeremy's diagnosis: A. Psoas Sign B. Obturator Sign C. Murphy's Sign D. All the Above E. A & B only