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". 

Input: Consider Input: [header] How to clean a plastic water tank [title] Open the outlet valve or tap. [step] The first step to cleaning your tank is to empty all of the water from it. To do so, open the outlet valve or tap at the bottom of your tank and let all of the water flow out. <sep> (A) [substeps] You may find that there's extra water in your tank that you need to empty. Read the instructions carefully to see if your water is full enough to remove. (B) You will have to remove several pieces of tank flooring to access one. For the best results, take the steps above. (C) Then, use a bucket to wipe the water down away from the water line, then gently empty the tank contents into the toilet. [substeps] You should also clean the water tank once every few months to keep it clean. (D) [substeps] Connect a hose to the open valve in order to direct the water to a location where it will not cause any localized flooding or erosion. Permanent water tanks have a washout valve that is located at the base of the tank.

Output: D


Input: Consider Input: [header] How to act and dress like emma ross [title] Hair. [step] Emma has gorgeous, shiny blonde hair which she brushes and styles well every day. This means to take very good care of your hair. <sep> (A) Clean your hair at least once a week. Keep it straight and smooth with some left over hairspray everyday. (B) Emma enjoys keeping her hair in mostly ponytails. Sometimes, she has hair-grips or bobby pins to keep her side bangs back. (C) Start by using hair products everyday to ensure your hair doesn't look greasy. Then, if you have long hair (short, curly, tousled or wavy! ), use conditioner with hydrating ingredients. (D) Try running a comb through your hair every day to detangle it just how she likes. This will help your curls look soft and healthy rather than bouncy and uncontrolled.

Output: B


Input: Consider Input: [header] How to switch homeowners insurance [title] File an application with the new carrier. [step] After selecting your new provider, call their customer service line or visit their website to submit an application. In addition to information about your home's location, size, age, and building materials, you should include an inventory of valuables, such as expensive furs, jewelry, art, or business equipment. <sep> (A) [substeps] If you have more than one-half of the house or two-thirds of the home, both owners need to file the application together. You typically must share the regular monthly form and extensive insurance report with each other. (B) [title] Coordinate your policy start and cancellation dates. [step] Once your new policy application is approved, you'll need to coordinate the transition with your mortgage company and new and former insurers. (C) Mail or fax the application and the application to: : usmcc 4194-4400-62062. [substeps] You can obtain an application online or by calling up your local home improvement store. (D) If these items get damaged during an accident, they may be refundable on the insurance company's website. You will need to provide the following information : [substeps] Your name and address.


Output: B