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:
A male stylist talks as he smooths a woman's hair. He then demonstrates how to cut and style her hair, clipping it as he goes. when he <sep> (A) is finished, he talks some more with a full set of hair tools. (B) is done, he blows her hair dry and gives it it's final styling. (C) 's finished, he begins shaving the sides and ends by wearing a barber chair next to an instrument. (D) is finished, the woman goes inside and cliffs her hair to make the braid look interesting.

Ex Output:
B

Ex Input:
[header] How to encourage an autistic person's special interests [title] Check out library books relating to their interest. [step] They can read about their favorite things at their own leisure, without the expense of constantly buying new books. [title] Buy gifts related to the latest interest. <sep> (A) [step] This can be something as simple as fancy designs, or will also be something that you know they'll like. Could be a cool summer smell, a killer crocheted sweater, a great cake recipe, for instance. (B) [step] One good thing you can buy is a stuffed animal. They can attach a cute sign on the front, telling the person where to place the gift. (C) [step] This can be anything from toy birthday items to brochures, catalogs, trophies, and similar. [substeps] Smile at each child when asking them for their gift. (D) [step] This will ensure that they like whatever you give them, and they will feel understood and appreciated. Here are some examples of good gifts : [substeps] Arts and craft kits (e.g.

Ex Output:
D

Ex Input:
[header] How to choose an orthopedic dog bed [title] Determine what size bed you need. [step] The first factor to consider when selecting an orthopedic dog bed is size. A bed too small will not provide your dog enough space to spread out, while a bed too large can actually make your dog feel insecure. <sep> (A) [substeps] Dogs require to have a bed large enough to cover entirely their entire body. Too much space, and very little room, can possibly prevent the limbs from moving back and forth. (B) Consult the size charts of various beds to select the right size for your dog. Here is a guide : [substeps] Dog's weight = size of bed 1-10 lbs. (C) [substeps] Getting a bigger dog bed (or bed for more than one) is ideal for a variety of reasons. You want your dog's main arch support to be strong, substantial, and steady. (D) Make sure that the size fits your dog's needs before choosing an orthopedic dog bed. [substeps] This is important because most orthopedic dog beds have low sides for crawling on.

Ex Output:
B