instruction:
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". 
question:
[header] How to set up a caique parrot habitat [title] Choose a large cage. [step] Although the caique is a medium-sized bird, it needs a great deal of space. Select a cage that can accommodate this energetic parrot. <sep> (A) New cages tend to have more cages that are more hearty and safe, as these should not be bigger than 20 square feet (36 square meters) on all sides. If you're keeping a senior parrot, choose a caique that has built in cage work. (B) When it comes to caique cages, bigger is always better. [substeps] The smallest cage for a single caique should be 24 x 24 x 24 inches (60 x 60 x 60 cm). (C) The standard size for caique quarlings are 4 inches (10 cm) and five feet wide. Add a basking bulb, separate the block of wood with coarse wood shavings and place the bottom on a cooled to room temperature examination table. (D) For a more fluid experience, a small cage that you can comfortably surround your bird in will help to make the experience more comfortable. [substeps] A second enclosure can provide the environment your bird will be inhabiting without having to create a constant environment, changing its structure and its oxygen levels.
answer:
B


question:
[header] How to pass the 11th and 12th grade in nepal [title] Start the plan. [step] In nepal, after completing the 10th grade (slc level) you're allowed to join the 11th and 12th grade. So all you have to do is pass the slc examination by the end of grade 10. <sep> (A) It'll be much helpful to you if you pass the examination with a distinction (80% or above). The slc exam is pretty easy if you know the basics of grade 10. (B) If you don't pass the slc exam, you become a naturalized citizen. This means that you must obtain two separate grades to take the 10th and 12th grade. (C) This is a requirement if you want to go to the best school in nepal. [title] Make sure to celebrate the 10th grade. (D) This is to show that you actually know what to study. It is less likely that you will not successfully pass the class and you could also get suspended by the other students.
answer:
A


question:
[header] How to keep your dog's breath fresh [title] Get the right equipment. [step] The most effective method for keeping your dog's teeth healthy and breath fresh is brushing its teeth as often as possible. Before you can brush your dog's teeth, you need appropriate supplies. <sep> (A) Choose dog-friendly products from the pet store or your veterinarian. [substeps] Human toothpastes are not suitable for dogs because they are not safe to swallow in large amounts. (B) Some amenities may include : [substeps] A wooden brush. This device has a long arm and a pointed part that clips onto the sides of the mouth. (C) You should have a handheld-not electric-bristled brush for the best results. If your dog is suffering from dry, irritated teeth, consider using an electric toothbrush. (D) To keep your dog's teeth fresh and clean : [substeps] Brush your dog's teeth with nylon-bristled brush floss dental floss. The floss is so small, it may not be able to stretch all the way across your dog's mouth.
answer:

A