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". 

[EX Q]: People are seen walking around a neighborhood with some walking dogs. A young girl walks a dog around the area. another man <sep> (A) walks on a leash behind the dogs. (B) walks in and out of frame while juggling balls. (C) follows her from behind. (D) walks a horse and leads into credits showing horse grooming tools.
[EX A]: C

[EX Q]: A person is seen playing the drums while others watch on the side. the men <sep> (A) laugh with one another as the man continues to play. (B) lower their cymbals while still playing. (C) play the drums on the stage while others watch on the side. (D) continue playing the drums on the beach and ends with a picture of the drum player.
[EX A]: A

[EX Q]: [header] How to stop your dog from eating grass [title] Switch your dog's food. [step] Some dogs may nibble on grass because of a nutritional deficiency. Give your dog a different type of premium food for a week. <sep> (A) If you own a dog as part of your household, make sure to switch each time your dog eats grass. [substeps] For example, let's say you have an earlier snack, without the extra evening crunch, and you pair grass with a different type of premium food. (B) [substeps] That way, your dog won't be undereater. For example, your dog will put normal food with grass in one day and not get burnt. (C) Alternatively, switch your dog's diet so that it will remain healthy and regular for a week or two after adding fresh grass. [substeps] For example, you might change your dog's diet so that it eats a variety of different types of grass. (D) This may help alleviate its desire to eat grass. [substeps] Get a premium dog food that is high in fiber.
[EX A]:
D