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 put together your own pretty committee [title] Find the perfect girls to be your exclusive group of friends. [step] A good amount of girls is three to six. There should be an alpha, beta, and other loyal chicks. <sep> (A) After you find your perfect girls, befriend them, and invite them to a sleepover. [substeps] Do not have more than six girls in the group; after that, it is not very manageable as a clique. (B) [substeps] Choose the top girls that are a good fit for your position. The alpha girls are out of range from alpha and beta, but really their flaws aside, they are the best girls ever. (C) Unless one is a significant other, such as a friend of a colleague, sit it out until the gossip dies out then break up all together. While this may seem like a long-term goal, this step is necessary to win the clique's respect. (D) Ask them for suggestions and advice on what pair they have in your eyes. There are also a number of alternative group groups, usually the majority of the girls are just vegetarians of small sex group (ie: people living with small children).

Ex Output:
A


Ex Input:
[header] How to choose a protein supplement [title] Choose whey protein to build muscle. [step] If you're looking for muscle-building protein, whey protein is generally your best option. Whey protein can come in the form of powder or pills and is commonly used when people are trying to build muscle via things like weight training programs. <sep> (A) By doing this, you're gaining more body fat and growing more muscle at the same time. [substeps] Whey protein can be found in half of the packaged foods. (B) Whey protein is also a low-fat protein, rich in red blood cells from bacteria. Although whey protein does not impart healthy fats to the body, whey protein helps build muscle, which you can grow and burn through exercise. (C) [substeps] Look for a whey protein powder or supplement with a high biological value. This measures how well your body can absorb the protein. (D) Whey protein occurs as a food chain, hence the slogan, " protein is fat free ". [substeps] Whey protein is complex and varies from patient to patient.

Ex Output:
C


Ex Input:
The man with the camera and the man in the car follow filming the man on the skateboard. after the stop sign <sep> (A) , the man leaves and leaves the cameraman on the skateboard. (B) the man goes to his car and is seen driving the skateboard with an instructor. (C) , the car passes the man on the skateboard. (D) the man sits on the car and the z slows down.

Ex Output:

C


