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 improve your leg flexibility [title] Start off with the " easy pose. [step] " sit on one or two folded blankets with your legs stretched in front of you. Bring your legs in and sit cross-legged, and make sure your knees aren't at a level any higher than your hips (sitting on the blankets will help with this). <sep> (A) Lift your feet (they should be positioned vertically in front of you with your feet shoulder width apart) off the blankets. [substeps] Get slightly more rigid by taking big strides forward and focus on the floor around you. (B) Do the pose for 4 to 6 sets of 10 repetitions. [substeps] You can use your foot in this pose if you want to strengthen your leg muscles. (C) [substeps] Many people find it hard to do a basic pose with their legs crossed before they can complete yoga poses like the " leg dog " pose. This exercise can be coupled with the' loom pose' to improve your leg flexibility. (D) Don't let your chest sink down: hold your chest out and pull your shoulders back. [substeps] Hold this pose for several minutes, and feel the stretch working through your quads, hips, and lower back.
Example Output: D

Example Input: [header] How to love reading [title] Consider why you want to read. [step] People read for a wide variety of reasons. Before you pick up a book, consider what you want to get out of reading. <sep> (A) Some people like reading books that teach them new skills, from computer programming languages to skills for hunting or camping. Other people enjoy narratives, whether fictional or biographical, to transport them to other times, worlds, or situations. (B) Maybe you want to learn how to read to overcome your depression, or maybe you want to learn how to fix the problem you have with your previous reading. Identify, by reading, why your brain is going through a few different positions and see which position you are thinking about reading in. (C) Are you concerned about losing weight? Good books can have a much greater impact on your emotions, yet the answers to most of your questions are still unknown. [substeps] Do you want a great book in mind? Like many writers, you may have been hoping a novel could express a feeling of still love while taking care of your children. (D) [substeps] You can visit your local library, read at a coffee shop, or do some more reading. You can also read online if your websites want you to read.
Example Output: A

Example Input: The image and label of the presenter or stylist is shown. The presenter styles a female client's hair. The presenter speaks directly into the camera. the client <sep> (A) is shown as she shaves the client's hair. (B) stands in a hair salon and sees her hair being styled. (C) spins slowly on a chair to present her hair. (D) turns towards the camera and gives a final trim.
Example Output:
C