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 identify a siberian tiger [title] Look for long, thick fur. [step] Because siberian tigers live in colder climates than other tiger subspecies, they have considerably thicker coats. Most other tigers will have a very thin layer of fur close to their body. <sep> (A) [substeps] Siberian tigers often have thin coats that are made from specific materials that repel the cold and will not compete with the other types of fur. Siberian tigers are known as " rhode ors, " or " jumpers. (B) [substeps] Siberian tigers also typically have white or tan skin, without shades of brown. Their fur will be pale and coarse, with geometric stripes or patches of fur along their body. (C) Siberian tigers, in contrast, will look a bit puffy because of their longer fur. [substeps] Because of their colder environment, siberian tigers will even have thick fur on their paws. (D) If your siberian tiger is a larger sized tiger, then look for a small with a long coat or big. [title] Check for eight or more striped stripes.
Example Output: C

Example Input: A indoor course is panned with camera in a warehouse setting. an athlete <sep> (A) runs on the course with a javelin, catching it about six times in the air before returning to throw again. (B) runs down a track and pole vaults over a high bar and onto a cushioned landing pad. (C) runs through the course exhibits. (D) performs a routine on the course taking long spins around turns.
Example Output: B

Example Input: [header] How to write a letter of interest [title] Think about skills you possess that you will be able to use at this new job. [step] Some of these should already be listed on your resumé, but in your letter of interest you'll want to emphasize everything that you can possibly bring to the table. [title] Explain your purpose immediately upon beginning your letter. <sep> (A) [step] Don't bombard your potential employer with too many details at once; keep it brief. [title] Build your resume immediately after the letter. (B) [step] Do not wait until you reach your goals to write the letter-especially if you plan to land the job (e.g., working as a skip lifeguard). This will be a bad idea for taking on a job that is already challenging. (C) [step] Tell your reader how you became aware of the job opening and express your desire to fill it. Keep it short and sweet-this reader may have already seen dozens of letters of interest that day, and you don't want to bore them. (D) [step] In your letter of interest you are saying that your job requires proper knowledge and skill as an assistant or the department manager, and that you intend to perform your job duties in a certain fashion. [title] Describe how your ideal job looks and feels.
Example Output:
C