Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to choose shoes to help reduce your back pain [title] Identify the cause of your back pain. [step] Schedule an appointment with your family physician if you develop back pain that won't go away after a few days of taking it easy. Your doctor will examine your back (spine) and likely ask you about your family history, job and lifestyle. <sep> (A) Your physician may use x-rays to evaluate whether your spine has any serious issues. Your doctor may refer you to a physical therapist or physical therapist who has experience running errands for you that leave you feeling full, healthy and happy every day. (B) When you visit family physicians, ask them about their findings, and bring all of your medical data to your appointment. The physician will have helpful information to refer you to some new medical experts willing to refer you to a local doctor or see a specialist. (C) If your back pain is severe, then x-rays of your spine might also be taken. Your doctor will try to rule out the most serious causes of back pain, such as a herniated disk, spinal infection, bone fracture, arthritis and cancer. (D) Ask your doctor about how your back pain might be related to children or especially teens. [substeps] Some children with back pain may demonstrate age anxiety, low blood sugar, high cholesterol levels, or other conditions that should be considered medical assistance.
Output:
C