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: [header] How to find out if a good friend is crushing on you [title] Pay attention to their posture when you're around. [step] If your friend is crushing on you, their body language will probably be more open, and they will usually stand with their body turned towards yours, even in a group. [substeps] If your friend has a relaxed posture, with their torso facing towards you, it's a sign that they feel at ease. <sep> (A) If their shoulders are hunched, they may be pressed against you. If they'll just stand in silence, it's a sign that they're not interested. (B) It may mean they like you or it may just mean they are comfortable being around you. Watch for signs that your friend's posture has changed around you. (C) They may also be putting down their phone or tapping their feet. [title] Observe how they look around you when talking to others. (D) They may look up at you a few times throughout a conversation and nod or smile occasionally to show that they trust you. [title] Pay attention to their general body language.
Example Output: B

Example Input: Two young children come down the slope in red and black tubes. They come down steadily and smoothly till they reach the bottom of the slope. there <sep> (A) are some other people climbing up the slope with tubes and sledges in their hands. (B) are some people standing near a water drop holding tubes. (C) they sit on the rails and wait for the lift to come before they get off the roller coaster. (D) is an interview with a reporter from the tv station and a news station talking about mountainous terrain and the people who are climbing to the bottom of the hill.
Example Output: A

Example Input: [header] How to clean your cat's feet [title] Examine their feet. [step] Before cleaning your cat's feet, you should take a quick look at them. This will provide you with information about the general health of your cat's feet. <sep> (A) When examining their feet : [substeps] Look for redness or sores. This could indicate allergies or infections. (B) [substeps] Look for a weak, uneven area to clean. Look for caked-on dirt and trapped debris, such as grit or mud. (C) Your cat's paws or toenails may rub against something that you don't normally touch. This might make scratching difficult for your cat. (D) Know how far from their toes you have found the scuccinomas. Sometimes the toes of a healthy foot are shaded by mud or dirt.
Example Output:
A