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 recognize signs of senile dementia [title] Check for memory loss. [step] Everyone forgets things from time to time. However, dementia sufferers may have difficulty remembering recent events or familiar routes and names. <sep> (A) Symptoms commonly associated with dementia include : [substeps] Memory loss: selective memory of information. More detailed information could be remembered later, but difficulty recall is more likely. (B) [substeps] Everyone's memory is different, and occasional forgetfulness is common among the general population. Family members and close friends typically will be the best judges of changes in behavior from what he or she was like previously. (C) Some people who have dementia make bizarre or strange memories. For example, they may remember that you are going to their house only after they have returned from their vacation. (D) One common symptom of senile dementia is a loss of memory. A person who stutters on words or can't think well may also suffer from memory impairment.

Output: B


Input: Consider Input: [header] How to make simple five minute frosting [title] Beat the butter in a medium-sized mixing bowl until smooth and fluffy. [step] You can use an electric mixer or a food processor. [title] Add the powdered sugar a small amount at a time. <sep> (A) [step] Use the stand mixer to mix the ingredients on medium speed until smooth and sugar dissolves. Add the vanilla, milk, and eggs. (B) [step] It will increase the strength of the frosting gradually. [title] Once 1 ½ teaspoons of powdered sugar is added, whip the butter. (C) [step] The mixture will appear dry and crumbly at first, but it will become smoother. [title] Gradually stir in the half-and-half or milk until you have reached your desired consistency. (D) [step] The more powdered sugar the healthier the frosting is. [title] Add the vitamin e oil, and stir to combine.

Output: C


Input: Consider Input: [header] How to buy autographs on ebay [title] Click the feedback link under " seller inf. [step] " positive feedback should be at least 90 %. It is unrealistic to expect 100% approval for high-volume sellers since busy sellers are bound to have some disgruntled or unreasonable buyers. <sep> (A) [substeps] Not many bands use ebay to sell autographed autographs. You should find this button beneath the description field on the upper left corner of the screen. (B) The feedback page is at the top, and you can find a few links below that. [title] Navigate to system preferences and select " shows, " or " cash purchases. (C) [title] Click the " me " link, if available. [step] This will tell you if the seller is affiliated with reputable autograph collecting organizations. (D) [title] Save any autographed ticket you don't want on ebay. [title] Save your company information if you don't already have it.


Output: C