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". 

Ex Input:
[header] How to make donut holes with yeast [title] Prepare the dry ingredients. [step] Mix 4 cups flour , 1/4 cup sugar, and 1 tsp salt in a bowl. [title] Activate the yeast. <sep> (A) [step] The dough will rise and become fluffy once activated. [substeps] After mixing the wet ingredients with a fork, the dough will rise to roughly the normal texture. (B) [step] Pour 6 tbsp water into a different bowl and 1 1/4 tsp dry active yeast. Let it stand for about 5 minutes, or until the yeast starts bubbling. (C) [step] In a bowl, mix 1/2 teaspoon salt and 1/4 cup yeast. Stir these ingredients lightly in a bowl until you see white foam form. (D) [step] Add together 3 tbsp flour , 4 cups yeast, and 1 1/2 teaspoons table salt. Combine the dry ingredients first and stir in 3 tbsp water.

Ex Output:
B


Ex Input:
[header] How to substitute pornography [title] Find fun activities. [step] Instead of temporary pleasure that you may feel guilty about later, invest in your happiness. If you don't have any work to do, then start doing what gives you happiness (porn gives pleasure, not happiness). <sep> (A) Meetup.com provides fun and downloadable activities. [substeps] If you love reading, then find something reading. (B) Create activities that take your mind off the sugar and waste accumulated in the body. [substeps] For example, you might take your cat for walks every sunday morning, play charades, take a walk in your neighborhood, or watch a funny show on youtube. (C) Instead of spending time watching pornography as it is relaxing and educational, use it for fun and discovering how the world works. Take that step and visit your local library and check out reviews. (D) Find activities that take up a large chunk of time that will allow you to get out of the house or at least be occupied for a substantial amount of time. [substeps] Invest in some hobbies you find enjoyable, especially social hobbies that allow you to make friends and have fun.

Ex Output:
D


Ex Input:
[header] How to fake a headache [title] Know your symptoms. [step] You can't credibly fake an illness if you don't know what is wrong with you. If you are complaining about a terrible headache, make sure you know exactly the kind of headache you want to fake so you can explain to others what is wrong with you when they ask. <sep> (A) If you are trying to get out of an event, make sure you emphasize how bad your symptoms are. This way, it won't seem as if it is not worth letting you skip whatever you are trying to avoid. (B) Inform your healthcare representative of any preexisting illnesses and note that you don't need treatment right away. Ask your healthcare representative and ask them for advice about what you can do to prepare for such a condition. (C) If you are a suffering person, it is best to simply go on with your normal life despite your ill symptoms. If you suspect you are faking a headache, ask a doctor what symptoms you have known about and how you can work on suppressing them. (D) [substeps] One way to fake a headache is to say that you have a headache that hurts but doesn't affect your nerves. Just say you have a headache and then don't talk about it.

Ex Output:

A