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: [header] How to make homemade hormone rooting powder or tonic [title] Use cinnamon. [step] Cinnamon prevents the growth of fungus. While it acts less as a rooting hormone, the fact that it curbs the fungal growth means that the plants have a great chance to grow without needing any additional help. <sep> (A) [substeps] Consider adding cinnamon powder to your herbal tonic each day by mixing small cinnamon cubes with water and using them for a week. [title] Try using flakes of dried marigolds. (B) [title] Try a silicon tablet or cacao tablet. [step] They can last up to a week, but commercially available forms are fast-acting. (C) [title] Dip or roll the cutting in ground cinnamon. [substeps] If dipping, tip some cinnamon into a cup and simply dip the cut stem end into the cinnamon. (D) Make sure that you use cinnamon in conjunction with regular root growth products, as cinnamon provides an excellent additive that can help regulate the risk of fungal infections. [substeps] Make sure that you use cinnamon on plants that are not affected by herbaceous or fungal infections.
Example Output: C

Example Input: [header] How to play sepak takraw [title] Set up the court. [step] The court is rectangular and measures 13. 4 meters by 6.1 meters, approximately the same size as a badminton court. The net is in the middle of the court and should be 1.52 m high. <sep> (A) [substeps] The court runs on one side of the lower part of the court. It is normally used between three or four rows, to remove knee-guards and to protect the entire court from any further slugs (skeletons or other animals). (B) On the inside of the court, you'll see rows and rows and elevated 18 x 19 meters by testing a platform. If you don't expect to play every day, you'll still be able to play as much as you want. (C) A service circle should be drawn 3.05 m from the back line and 2.45 m from the sidelines. The radius of the service circle should be 0.3 m. (D) You should place your face-plates face down on each side of the court, like you are a goldfish. You can also drop your finger or both of your hands on the court's edge and play.
Example Output: C

Example Input: A woman in a suit is talking to a camera. a woman <sep> (A) is putting contact lenses into her eyes. (B) takes an earring into her nostril. (C) puts on hair gel and brushes on her face. (D) is giving a tattoo to a man on a bed.
Example Output:
A