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 live with both ibs and gerd [title] Know and avoid your trigger foods. [step] Although completely separate conditions, both ibs and gerd come with a set of trigger foods. These may vary from person to person, but it's essential that you're aware of your trigger foods and you avoid them. <sep> (A) [substeps] Many people have food allergies and triggers that negatively impact quality of life. If one of your triggers is food, check out their menu to work up a few good options with little or no calories. (B) Binging on these foods may trigger your mood, lower your risk of paranoia and depression, and reduce your symptoms. Common trigger foods include : [substeps] Chicocortisone and aspirin (e.g. (C) [substeps] If you're not fully sure what foods set off your symptoms, start a food/symptom journal. Write down everything you eat, the symptoms that follow and the severity of the symptoms. (D) The second the disorder begins to manifest on you, know the entire progression so you'll be able to identify triggers more easily. [substeps] Trigger foods are foods such as ice cream, energy drinks, chocolates, candy, pop, and more.
Example Output: C

Example Input: [header] How to communicate for better intimacy [title] Have the difficult conversations. [step] Many people in relationships spend a great deal of time hoping their partner can read minds. You may want your partner to touch you or treat you in a certain way, but you never speak up. <sep> (A) Speaking up will only make your partner worry. End the conversation before you can continue to listen. (B) However, talking about intimacy--regarding activities in the bedroom and not--is important for the health of your relationship. Pull your partner aside during a time when you won't be distracted. (C) If you and your partner are both committed and have important conversations about everything, it can be easy to be hesitant. Having the difficult conversations will allow you to not put each other in a loop and to listen to what the other person has to say. (D) Oftentimes it's about respect and love, but both partners take cues from the other. [substeps] This can be tricky if you're in a relationship and the two of you enjoy having " wild " conversations.
Example Output: B

Example Input: [header] How to study in medical school [title] Find a peaceful, quiet place to study. [step] Whether you study in your room or in the library, make sure you choose a place where you will not be disturbed. Your study area should be free from distractions like loud noises or people coming and going frequently. <sep> (A) In addition, you should keep your study area free from clutter and you should have enough room to spread out your books and notes. [title] Match your study habits to your learning style. (B) [substeps] A dark space might be better, as you won't have to worry about light or a single light fixture shadowing you. If you don't have access to a library to study in, you can find a space that isn't overly brightly lit. (C) [substeps] Don't put your belongings on bookshelves or anywhere that it could become a distraction. Instead, try putting a blanket or pillow on a chair or bench. (D) [title] Look at a book or article every day. [step] Review all of the time, and then choose one that fits with your routine.
Example Output:
A