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 befriend dogs [title] Make sure the dog is friendly. [step] When approaching a strange dog, be particularly aware of its body language. If an owner is present, ask the owner if the dog is friendly. <sep> (A) Make sure the dog wants to be petted. You can easily alienate a dog by approaching one that is nervous or agitated. (B) If a dog seems hesitant to meet you or extends its hand to you, it's the opposite of friendly. [substeps] Avoid approaching a dog by walking near it and stopping so that the dog can see you. (C) Usually, a dog looks friendly when greeting a stranger but when the dog is not, try something more benign. [substeps] Some common signs of friendliness on dogs are legs waving, laughing, and shoulder-shaking. (D) Common signs of friendly behavior are not always direct stares. If a stranger approaches the dog, its body language may indicate a definite dislike.
A

The gymnasts jumps up and mounts the platform. The gymnast swings his legs and body using hand grips on a platform. the gymnast <sep> (A) stands and mounts the bars for an extended period of time. (B) tops get off the balance beam and jumps to the ground and the other gymnasts follows suit. (C) does a hand stand then dismounts from the platform. (D) does a jump rope routine.
C

They high five, and are displayed in several clips fighting, then back to the row of standing on the stage. one <sep> (A) shows another title as they stand together and perform. (B) gets out and gets another on his shoulders and the dance finishes. (C) is injured, and is carried away. (D) man is playing the harmonica, while others are playing instruments or pipes.

C

