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 recognize games in a relationship [title] Be yourself. [substeps] You are a worthwhile person and if someone else can't see that, s/he is not worth your love and devotion. [title] Be honest. <sep> (A) [substeps] If you do not think you can ever be truly honest, your partner can see your honesty like balm. View it from your partner's perspective, whether s/he actually knows you or not. (B) [substeps] Careful, this one's tricky! Everyone lies, makes mistakes, and has poor judgment at times. But honest people own up to it and try to fix the damage done. (C) [substeps] Look for a new, fun, positive side that makes you feel happy, confident, and adventurous. Sharing your tastes and viewpoints will boost your self-esteem. (D) [substeps] Honesty is the most popular way to tell who you truly are. Knowing who you really are is essential but doesn't mean lying.
Example Output: B

Example Input: [header] How to treat your customer while serving them [title] When the customer approaches your till point, greet them nicely. [step] This means you should acknowledge the customer with eye contact. Say " hello " and smile. <sep> (A) [title] Apologise for any wait, no matter how short. [step] The customer might not understand why they have had to wait. (B) [substeps] Also greet them in a professional manner. Always state your name, address, and similar things. (C) Offer him or her a fresh drink once in awhile. [substeps] Remember to shake each customer's hand. (D) If you don't meet their smile they'll get bored and start saying no. To greet the customer again, do a brief " hi " and introduce them to your horde.
Example Output: A

Example Input: [header] How to exercise an option [title] Compare the price of the underlying stock to your strike price. [step] When you exercise your option, you buy (call) or sell (put) the underlying stock at the price stated in the contract. If your options have value relative to the actual stock price, you are " in the money. <sep> (A) " [substeps] A call option allows you to buy stock at the stated strike price. You'll make money if the stock is trading at a higher price than your stock price, because you can buy shares at your lower strike price. (B) " in other words, you sell the stock without paying a commission. In exchange for wasting money in your initial purchase, you lose an opponent's stock. (C) " [title] Learn the definition of " strike " in limited use. [step] Strike does not refer to anything over a set price. (D) " if the underlying stock price is lower than the collective market value, you are " in the money. " [substeps] In the united states, the general profit of an option is $37 , 750.
Example Output:
A