Q: 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".
[header] How to wear a jockstrap [title] Wear a jockstrap for comfort and protection while playing sports. [step] A jockstrap is recommended for any sport that requires running, such as track and field or basketball. For contact sports or sports involving fast-moving balls, a cup is also recommended. <sep> (A) [title] Make sure your jockstrap fits correctly. [step] You will want to consider waist size and pouch comfort. (B) If you are a short-jumper, wearing a jockstrap will help you stand out and keep your pace. [substeps] Once you wear a jockstrap, or choose one, look for a high quality, lightweight material. (C) The jockstrap will keep you protected from any banging or tocking during play. [substeps] The jockstrap should be tightly fastened. (D) You'll need a cup that is wide enough to keep your head and body in decent contact, provided you are running for much less time. [substeps] The size, shape and fit of your jockstrap will vary, but provide plenty of support and cushioning.
A:
A