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 prevent benzodiazepine overdose [title] Stick to the recommended dose. [step] The easiest way to avoid overdose is to follow the medication dosage provided by your doctor. Generally, you will start on a smaller dose, but your doctor may gradually move you up over time if you begin to develop a tolerance to the medication. <sep> (A) There are many different medication options on the market, including : [substeps] Benzodiazepine. This medication is regulated by the government and is available to everyone over the age of 55. (B) Either way, sticking to the prescribed dosage should help you avoid an overdose. [substeps] If you're unclear about how often you should take your medication, talk to your doctor or pharmacist. (C) [substeps] For example, changing your dosage twice a day may help, but other restrictions should be given. The key is not to take too much at once. (D) [substeps] At first, the entire dose should be given slowly. However, over time, a dosage greater than 20% of your total dose may be increased.
Example Output: B

Example Input: A woman in track pants and her daughters wash a small dog with soap and water in a bucket on a patio. a woman <sep> (A) uses a cup to pour water on the dog to remove the soap. (B) runs down a track and jumps into a sand pit, then a little girl takes her turn jumping into the sand pit. (C) is kneeling on the grass on a small tilled field, holding a sapling. (D) goes out to interview a dog person on a patio patio.
Example Output: A

Example Input: Two men watch the two buffalos from a distance with weapons mounted aiming to shoot as a camera man stands behind them filming the incident. one of the buffalos <sep> (A) is shot by an yellow tipped weapon while walking away. (B) lets out a yell to help as he and his partner reload and fire their guns. (C) runs towards the other as one of the men aims with his sword. (D) is then seen riding his bike in the public park area and shot closely.
Example Output:
A