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: The group cuts hedges along the side as well as throw them into a bucket and help the older man. the kids <sep> (A) then help create fluff and gives each male hugs. (B) hang them up on large branches to get the look of the finished product. (C) walk around playing with plants and creating a maze. (D) continue to help the other man by gathering leaves as he pushing them back towards the front.
Example Output: D

Example Input: [header] How to reduce unnecessary antibiotic use [title] Be more patient with your illness. [step] As a patient, it can be hard to have an illness that's causing uncomfortable symptoms and lots of distress; however, many respiratory and intestinal infections clear up within a few weeks and are not life threatening. As such, take the time to assess your symptoms before visiting the doctor. <sep> (A) This can help avoid unnecessary antibiotic use. [substeps] The rule of thumb is to allow symptoms like mild fever, congestion, running nose and/or cough to run their course, usually about seven to 10 days. (B) That way, and possibly minimize all complications. [title] Be proactive about completing your medical check-ups. (C) [substeps] For instance, your doctor may ask for certain vaccinations and vaccines. You may want to call your healthcare provider to confirm the vaccine has been given and how well the bacteria is working. (D) [substeps] Watch for signs of illness that reoccur after you stop taking prescribed medication. Conditions such as repeated inhalation of a foreign substance can result in chest pain.
Example Output: A

Example Input: [header] How to feed a dog whole foods [title] Talk to a veterinarian. [step] Before feeding your dog whole foods, get more information about your dog's nutritional needs. Consult your veterinarian for advice on what your dog should be consuming on a day-to-day basis, and in what portions. <sep> (A) Your veterinarian can give you the best recommendations. [substeps] If you're going to have a professional vet look at your dog's diet, consider asking them about diet and feeding information for your dog. (B) [substeps] Talk to your veterinarian about whether your dog needs a full meal in order to prevent overeating, which can lead to serious health issues like diabetes. [title] Read the ingredients list to find out if your dog is eating all the food. (C) The average adult dog should eat 16-14 ounces per day, while older dogs should eat 75-110 ounces. Your dog's food should also include : [substeps] Whole grains. (D) In addition, ask for advice on how to monitor your dog's health after changing its diet (e.g. keeping an eye out for gastrointestinal upsets or skin irritations).
Example Output:
D