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 identify a siberian tiger [title] Look for long, thick fur. [step] Because siberian tigers live in colder climates than other tiger subspecies, they have considerably thicker coats. Most other tigers will have a very thin layer of fur close to their body. <sep> (A) [substeps] Siberian tigers often have thin coats that are made from specific materials that repel the cold and will not compete with the other types of fur. Siberian tigers are known as " rhode ors, " or " jumpers. (B) [substeps] Siberian tigers also typically have white or tan skin, without shades of brown. Their fur will be pale and coarse, with geometric stripes or patches of fur along their body. (C) Siberian tigers, in contrast, will look a bit puffy because of their longer fur. [substeps] Because of their colder environment, siberian tigers will even have thick fur on their paws. (D) If your siberian tiger is a larger sized tiger, then look for a small with a long coat or big. [title] Check for eight or more striped stripes.

Ex Output:
C


Ex Input:
[header] How to get a bikini body fast [title] Know that many body types look fantastic in a bikini. [step] It is too easy to be sucked into the trap that only slender , 80 lb women look good in a bikini. By eating right and exercising frequently you can earn a healthy body that looks good in a bikini and out. <sep> (A) [substeps] Get at least eight hours of sunlight every day. If you don't have access to windows and a pool, tanning beds or a sun porch can work wonders. (B) [substeps] Your waist shows the boat things and as a rule of thumb it can also look great in a bikini. You can make a t shape by slicing a slice of a citrus peel and dropping the peel into a shallow dish or bowl. (C) Have confidence in yourself and your body will look great. [title] Understand that there are 3 , 500 calories in a pound of fat. (D) Put that curvy up a notch and you will soon be tan. [title] Find the right type of swimsuit.

Ex Output:
C


Ex Input:
[header] How to make muffins without eggs [title] Place the bowl on a counter or table. [title] Pour the flour into it. [title] Add the baking powder, sugar and salt. <sep> (A) [title] Put the mixture on a heat level if baking heat is directed at the bowl. [title] Add the flour and baking powder to the mixture. (B) [title] Place the batter in a mixing bowl and add 2 tablespoons of milk. [title] Mix thoroughly, to ensure a smooth mixture, then place the muffin halves into the bowl. (C) [title] Cook on low heat over medium heat. [step] When it starts bubbling, stop the cooking because the ingredients lose their heat. (D) [title] Mix well with a fork or whisk [title] Add the butter to the dry ingredients; mix well with a metal fork or your hands until creamed. [substeps] Optional: add the raisins, seeds, chocolate chips etc.

Ex Output:

D