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: Wraps are shown on a plate. a man <sep> (A) rips the wrapping paper and shows a container. (B) is then seen laying out pieces of paper using a spool. (C) spreads food out onto a wrap. (D) is waxing and cutting a ski.
Example Output: C

Example Input: [header] How to encourage an autistic person's special interests [title] Check out library books relating to their interest. [step] They can read about their favorite things at their own leisure, without the expense of constantly buying new books. [title] Buy gifts related to the latest interest. <sep> (A) [step] This can be something as simple as fancy designs, or will also be something that you know they'll like. Could be a cool summer smell, a killer crocheted sweater, a great cake recipe, for instance. (B) [step] One good thing you can buy is a stuffed animal. They can attach a cute sign on the front, telling the person where to place the gift. (C) [step] This can be anything from toy birthday items to brochures, catalogs, trophies, and similar. [substeps] Smile at each child when asking them for their gift. (D) [step] This will ensure that they like whatever you give them, and they will feel understood and appreciated. Here are some examples of good gifts : [substeps] Arts and craft kits (e.g.
Example Output: D

Example Input: [header] How to protect against bond risks [title] Choose bonds with a solid rating and credit ranking. [step] Do some research on the standard and poor's ratings service for current bond ratings and the municipal securities rulemaking board's (msrb) electronic municipal market access (emma) website. A bond with a rating of bb or higher has been issued by a company found to be in good credit and financial standing. <sep> (A) [substeps] Msrb stands for global credit rating (d). Upon approval of a bond, conditional bonds can be developed. (B) Protected with a rating and rating for bb or higher, it is often sold at a low rate of interest. Sellers can start by seeing the highest grades, as they know you are willing to pay more. (C) [title] Ensure the market value of the bond is worth at least 15 %. [step] Bonds bought in the low-range find the lowest% as the industry refuses to make much use of them. (D) [title] Ask your broker for information on the disclosure methods and history of the bond issuer. [step] An issuer that fails to supply information on its current financial status should be considered a high risk.
Example Output:
D