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: A woman is shown leaning against a wall. Several ballerinas are shown in a room. different techniques <sep> (A) are demonstrated by them. (B) are shown for performance. (C) are shown for ballroom dancing. (D) are shown to teach the groups how to dance.
Example Output: A

Example Input: A group of people get off of a yellow school bus with life rafts around their neck and enter a foliage filled area leading to a body of water. a man on a motorized boat <sep> (A) takes off from a dock then by helicopter is at the shorefront landing pad where they begin kayaking. (B) gets together in water and drinks a bottle of sunscreen skin. (C) goes through the water into and many trees, one of which looks like it is a swirling green leaf blower. (D) talks to the camera while sitting on the edge of the inside of a boat in front of the boat steering wheel.
Example Output: D

Example Input: [header] How to feed sugar beet to a horse [title] Choose the type of sugar beet pulp. [step] Sugar beet for horses comes in two main forms, including shredded and pelleted. Both are dehydrated and most horse owners reconstitute them with water before feeding, but there is no nutritional difference between the types. <sep> (A) [substeps] Shredded sugar beet counts just like pelleted pulp. Although be very small, it's still edible in your horse's mouth. (B) When eating healthy, you need to give your horse the exact color and texture of the pulp from the pulp. [substeps] Shredded produce will provide more of a color and texture quality than pelleted produce. (C) [substeps] The shreds are not as dense as the pellets and so tend to soak up water a bit faster, but they also tend to be slightly more expensive. [title] Choose whether to buy molassed or unmolassed versions. (D) [substeps] Shredded sugar beet spoils into pulp. Pelleted pulp weighs down the feed horse's legs and eventually toughens into fat cells that leads to healthy horse nutrition.
Example Output:
C