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 create a beauty regimen for oily skin [title] Make sure that your skin is oily and not another type. [step] Do some research on the topic. Whether it be online or with a dermatologist. <sep> (A) What does the oily undertone mean to you? How can you get rid of it in appearance and makeup? [title] Consult a dermatologist. [step] See if they would recommend a beauty regimen for oily skin. (B) Look for people who specialize in beauty products like foundation, moisturizer, primer, and eyelid gel and prepare with them. You will probably want to know if your pores are smaller or more visible. (C) You may think you have oily skin, but you may have combination or normal skin. [title] Look for products in stores suited for oily skin. (D) Make sure that your skin is dry and that it is scrubbed with a gentle cleanser, toothbrush, or a mild moisturizer. [substeps] Ask the dermatologist to examine your skin to get an idea of its ideal oil levels.

Ex Output:
C

Ex Input:
[header] How to spot an online scam [title] Ask yourself: do they require you to pay money up front? [step] If they are requiring any sort of up front payment to use their services, it is almost always a scam. Many of them will claim that it's for the cost of training, etc. Most of that is just lies. <sep> (A) More often than not, the scammer will take your money and run. [title] Ask yourself: do they promise that you will become rich overnight? [step] Let's face it. (B) They may also require you to pay them a fee to do the work of the scam. [title] Start by taking note of the offer terms. (C) If you fail to pay them back, they won't actually use the services they have. Sometimes, scammers simply want to get their money from you to start their scam. (D) Do not discuss this with anyone else, unless you know for sure that it is indeed a scam. [title] Determine whether you're being harassed.

Ex Output:
A

Ex Input:
[header] How to end an ebay listing early [title] Determine whether or not you have a valid reason. [step] When you end a listing early, ebay will want you to indicate a reason for your decision. [substeps] Since ending a listing early can cause buyers disappointment or inconvenience, your reason should be a fairly unavoidable one. <sep> (A) If you are eager to sell your ebay ads, ebay will be very sympathetic to your decision. However, some buyers may prefer to wait, though. (B) Try to avoid simply " changing your mind " about selling something. You are not allowed to end a listing just to avoid selling an item when a desired price was not met. (C) Buyers are expected to respond to your request in an appropriate manner. [title] Confirm that you are selling your ebay listing. (D) If you would rather not actually end the listing early, your reason may still be valid. However, if it is, you should have more than reason to want to resume the listing.

Ex Output:
B