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 restore a boat [title] Make a plan. [step] Plan your work by breaking everything down into sections, like chapters in a book. Chapter one is planning. <sep> (A) This is where your business development can start. Analyze the navigation board, take all the necessary materials and then create your grand vision. (B) This step is not yet complete, so you need to prioritize moving toward part 1 of the project. This will help you tackle all your major projects faster, so that you can review your own work by taking each section and remembering to include the steps in that section over time. (C) The next phase might be stripping the boat in preparation for the work. [title] Prepare a work site, gather tools and supplies, carve out a dedicated time on a regular basis with your schedule, consult experts in the field, and also outsource certain components as needed to certain experts. (D) Plan your time on your own to avoid confusion and frustration with each chapter. Be sure that you aren't scrambling for ideas as you go forward so that you don't get overwhelmed by too many ideas.
Example Output: C

Example Input: [header] How to numb a tooth [title] Take an over-the-counter-painkiller. [step] A painkiller like ibuprofen or acetaminophen should be your first step in trying to numb a painful tooth. These painkillers will alleviate the pain from your tooth, and should also decrease any swelling in the infected area. <sep> (A) [substeps] If you are not able to find ibuprofen, you can opt for acetaminophen instead. [title] Freeze food that contains aspirin. (B) [substeps] Ibuprofen can be applied within 30 minutes to up the duration of an over-the-counter painkiller. Follow the manufacturer's instructions and do not take ibuprofen within 30 minutes after it has been applied. (C) [substeps] Make sure you read and follow the dosage on the packaging. Do not eat anything until told to do so by your dentist to ensure you are following the proper dosage. (D) These are all readily available at your local pharmacy. [substeps] If you're treating a toothache in a child younger than 18, do not give him or her aspirin.
Example Output: D

Example Input: [header] How to prepare for a football game [title] Get your head in the game as soon as you can. [step] When today's game is over, start preparing mentally for next week's match-up. Mental preparation for a football game includes skills such as visualizing success, eliminating distractions, improving your mental toughness, and staying positive. <sep> (A) [substeps] Don't go through all your drills and extracurricular activities this week. Instead, focus on taking a few deep breaths before attending the game and meditating. (B) [substeps] Focus your mind on one goal at a time. Positive affirmations are not just for kids. (C) Engaging with your teammates can also help you focus. Every time you throw your football into the air, tell yourself " this is a great shot " in order to stay positive. (D) [substeps] Practice a mantra or mantra to keep yourself from dwelling on negative thought patterns. It can be a simple phrase like, " i'm going to be tough right now.
Example Output:
B