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 stop a dog from herding [title] Begin training your dog. [step] You will need to have control over your dog's behavior in order to keep it from herding. Training your dog to stop herding requires you to have very strong control over the dog's behaviors. <sep> (A) [substeps] Teaching your dog to sit, stay, look, and lie down is the first phase of training. Once it has these basic commands down, you can move on to more advanced training. (B) If you allow it to get on your furniture, it can bite! This is extremely dangerous and, to prevent yourself from accidentally letting the dog get on your furniture, you may need to train it. Here are some sample rules for training your dog to stop herding : [substeps] Never yell at a dog or put it on your furniture. (C) [substeps] You can hand train a dog to stop herding, using dog training advice from a trained groomer. As long as your dog remains firmly placed in a loving home, you may not need to train your dog or take it to a professional groomer for training. (D) You should start by offering verbal praise and treats whenever it behaves and stops herding. You should also teach your dog acceptable behaviors such as food and toys as well as treats.
Output:
A