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". 

Example Input: A police officer is riding a horse down the street very slowly. many bystanders <sep> (A) cheer as he gets closer. (B) are walking by, cars are passing and casually moving along. (C) are standing up nearby. (D) join in to help him, and several other cars come along.
Example Output: B

Example Input: A man wearing grey shorts kneels down on a carpeted floor and begins stretching. The man moves his right leg under his hip and in front of his left knee. the man <sep> (A) continues exercising his left leg. (B) is then sitting while he's exercising and putting a harness. (C) then begins looking comfortable about doing this and stretches. (D) begins to rock back and forth in a slow movement as he stretches.
Example Output: D

Example Input: [header] How to find a scorpio [title] Search for someone staring at you. [step] You will find they stare for more than 5 seconds or stares it repetitively. Scorpios tend to stare too much and analyze their observations. <sep> (A) Common reasons that a scorpio stares are : [substeps] The senses: either the physical sensation or the individual's own personal appreciation of their surroundings. The smell: scorpios often smell something citrus or floral. (B) This may not always be the habits of just scorpios, it could be a cancer or someone just staring, so try some other steps featured here to be certain. [title] Look to see if anyone is unusually sitting quietly. (C) If you see a scorpio staring at you, just say " hello! " to make it clear that you're looking for a scorpio. Never stare straight into the camera (or vice versa). (D) Any second time down the road, you will find a scorpio who is looking at you slightly with no change of expression or judgement. [title] Hold his gaze, but not too long.
Example Output:
B