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".

The man in red shirt is walking in the water pulling the group of tubes. The man stopped walking and talked to the man lying on the tube. the people <sep> (A) gathered small flowers to plant. (B) are picking the man up off of the tubes and then stopped to talk to the man sitting beside the tube. (C) put on their shoes and stood up from their tubes. (D) all stand and then get off the water and those people walk down a dirt path to the water.
C

A person is riding a bike over a trail. they <sep> (A) go over several jumps on the trail. (B) set up a camera in the middle of the trail. (C) are going down the road on a dirt trail. (D) go through a tunnel on the side.
A

[header] How to make a golden retriever stop barking [title] Figure out why your dog is barking. [step] Golden retrievers, like any other dog, communicate verbally. Of course, they can't talk, so instead, they bark. <sep> (A) If you really care about your dog's well-being, however, you should identify the source of your dog's barking : [substeps] Harness. Harnesses are bands of plastic that fit over your dog's muzzle. (B) There are many types of barking, which are attempts to communicate different ideas and feelings. Understanding what your dog is trying to tell you is the first step to stopping it. (C) In order to figure out exactly why your dog is barking, you will need to find out. [substeps] Your dog is barking out of one of two things. (D) Unfortunately, the facts about dogs are a bit vague, but they have some common breeds. [substeps] The common bark is a small " z " sound that we use to express pleasure.
B