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 stop making excuses for toxic parents [title] Take a step back from your parents. [step] Get some space so you can gain perspective on your parent's behavior and your relationship with them. If you're around toxic or abusive behavior all the time, you may get used to it. <sep> (A) Give yourself a few minutes to breathe before jumping into a more draining conversation. [substeps] Take a moment to sort the information into fresh, concrete terms. (B) [substeps] Asking people to keep your distance can help you to find a second perspective. If you don't know what to say, ask questions. (C) Taking a break can help you get a clearer-eyed look at what's wrong. [substeps] If you still live with your parents, creating some distance can be tough. (D) Try to put yourself in their shoes, and see how you can make a change in yourself. [substeps] Just as many parents try their hand at parenting, they don't always resolve conflicts tactfully and maturely.
Example Output: C

Example Input: [header] How to make iced green tea [title] Boil 4 cups (950 milliliters) of water in a large pot. [step] If you would like to make a single serving, boil 1 cup (240 milliliters) of water in a kettle instead and pour it into a mug. [title] Take the pot off the stove, and add 4 to 6 tea bags into the water. <sep> (A) [step] Swish the tea bag or bag around in the water to help dissolve it, then you're ready to serve it. [title] Add 4 to 6 teabags to the pot. (B) [step] The more tea bags you use, the stronger your tea will become. If you would like to make a single serving, dip 1 tea bag into your mug. (C) [step] Make sure that the tea bags reach the proper amount of length to minimize the risk of scorching. [title] Turn the heat off and let the tea steep for 10 to 15 minutes. (D) [step] This will have the texture of a teaspoon of ginger. [title] Leave it to steep for about half an hour.
Example Output: B

Example Input: [header] How to prevent swollen feet during pregnancy [title] Stretch your legs. [step] Put your feet up as often as you can during the day and stretch your legs. You should flex your feet, do calf raises, rotate your feet, and wiggle your toes. <sep> (A) Try not to press the stressed or sore joints and make sure you know how to properly rotate your legs. [substeps] Flex your toes by using a heel or push on the heel of one foot. (B) These stretches and gentle walking can all pump blood back into your feet to prevent swelling. Try to avoid long periods of sitting or standing. (C) Massaging your legs can help relieve your stress and ease your tension. [substeps] Do this every day before you want to stretch. (D) Try to stretch your feet as often as you can throughout the day to decrease swelling on your feet. [substeps] You should also try jumping up onto a yoga mat or a chair.
Example Output:
B