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 become a loner [title] Find productive ways to spend time alone. [step] Loners often spend time alone to recharge after spending a lot of time socializing. You can do whatever you want when you're alone, which is one of the great things about being a loner. <sep> (A) Join a club or craft project that excites you. [title] Visit a library, movie theater, or a school newspaper. (B) However, since you'll be spending a great deal of time alone, learn to use that time wisely. [substeps] Learn a new skill, or use your alone time to focus on your hobbies. (C) [substeps] Your solitary time is important because it helps you feel more involved in doing a variety of things. For example, you could pretend you're an explorer or go hiking. (D) [substeps] If possible, try your hardest to take a break every hour of the day to " recharge. " this is also one of the best ways to distract yourself from your thoughts and worries.

Ex Output:
B


Ex Input:
[header] How to make dead sea bath salts [title] Buy at least 1 lb. [step] ( 454 g) of dead sea salts. You can find these particular salts through online retailers and at some natural food or body care stores. <sep> (A) Call ahead to ensure they have what you are looking for. [title] Choose some essential oils to add to your bath salt mixture. (B) Typically, these salts will range from 120 to 140 grams per day. Lb: fresh sea salts are thinner than organic sea salts, making them more concentrated when mixed into bath or warm water. (C) [substeps] The lb is dried seaweed from a growing plant. Your sea salt comes from a plant, either live or dead. (D) [substeps] Lb salts are naturally salt-based, meaning they use a variety of ingredients. They are often sold in packs of 10 or 15.

Ex Output:
A


Ex Input:
[header] How to tell the difference between subtle, subtly and subtlety [title] Use subtle as an adjective. [step] The word " subtle " describes a noun that is difficult to notice or understand. Here are a few example sentences : [substeps] The dresses are all wonderful, but their colours have subtle differences between them. <sep> (A) The styles make a certain little detail about a dress the absolute perfect balance between subtle and intermediate. [title] Use subtle as an adjective when referring to a color. (B) The colour blue is a couple of shades darker than blue. The bridal gowns are all amazing in colour, and the bridal dresses look lovely in them. (C) The colours appear to be a very subtle shade of black that contrasts with each other like a murky green. The color is so subtle that it cuts through through everything the whole evening. (D) My mother's warning glance was a subtle hint that i should change the topic. The painting looks drab at first, but there is a subtle beauty in the pattern of brushstrokes.

Ex Output:

D