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 ask survey questions [title] Understand your objective. [step] Make sure you know why you are asking questions in the survey. Having a firm grasp of this will help you make better questions. <sep> (A) Without knowing your objective, your questions may seem aimless. [substeps] Try to answer the questions: who, what, where, when and why for yourself. (B) [substeps] However, you may not have a completely clear and accurate understanding of your evaluation topic. You may need the fact-figure accuracy to have a clear and reliable assessment. (C) You can additionally foster a good relationship between you and the question that came up. [substeps] Once you have developed a rapport with the question, you should begin addressing it. (D) [substeps] Determine whether the survey may be a waste of time. If the survey results in a huge number of questions, it will be better for you to leave some questions blank or to completely miss the question's significance.
Example Output: A

Example Input: [header] How to fake stainless steel appliances [title] Buy some stainless steel contact paper. [step] You can find it at your local home improvement store or online. How much you buy will depend on which appliances you plan on covering. <sep> (A) Pure stainless steel contact paper takes around $10 per share. [substeps] Buy your state's " grants1 " size or 15 millimetres. (B) Pre-cut contact paper works perfectly for this project. [substeps] Do not purchase pre-cut contact paper from a home improvement store. (C) Either use a commercial stainless steel contact paper for your stove, refrigerator, and microwave units. You can also use water mixed with food grade soap or titanium coated with cooking spray. (D) [substeps] Stainless steel contact paper is plastic-based, so it cannot withstand heat. It is not suitable for surfaces that get hot, such as stovetops.
Example Output: D

Example Input: [header] How to maintain computer peripherals [title] Update the device firmware every 6 months. [step] The term firmware refers to the software program used by the device's components to communicate with the network and perform the various tasks required to accomplish its primary function. Manufacturers are continually offering firmware updates for computer peripherals that can significantly enhance the performance of any peripheral device. <sep> (A) [substeps] Navigate to the manufacturer's website and determine the location of the firmware downloads page. This page typically can be accessed from the " downloads " or " customer support " links located on the manufacturer's home page. (B) [title] Update your network to the point that your entire network has been updated. [step] This changes the flow of traffic on your network to clarity the drivers regarding other computers or to improve performance on your computer. (C) [title] Install a freshly installed php operating system. [step] You will hear it often when a used version of your computer exceeds an operating system's php screen limit. (D) Check this link below to learn about updating your device firmware every 6 months :. [title] Make sure your computer firmered correctly before and during boot time.
Example Output:
A