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 export contacts from outlook 2010 [title] Open your outlook 2010 program. [step] Wait for all your data to load. [title] Click the file tab on the top outlook toolbar. <sep> (A) [step] This is in the " import " menu. If you don't see all of your contacts, keep scrolling down until you find the " export individual " button. (B) [step] Select " options " in the dropdown menu. [title] Choose " advanced " from the tabs in the left hand column of the dialog box. (C) [step] An outline of the project should appear. [title] Select the import only option in the drop-down. (D) [step] On the top toolbar, click " import data from wizard. " [title] Click the name of the personal notification panel you would like to import from the list of personal notification panel files in your outlook 2010 program.
Example Output: B

Example Input: [header] How to breed chihuahuas [title] Adopt a chihuahua to breed. [step] If you don't already have a chihuahua, you will need to get one that is ideal for breeding. Contact a breeder that specializes in breeding chihuahuas. <sep> (A) If you are looking to adopt a chihuahua you can breed, you should get it from a well-established and humane breeder that has solid documentation of its lineage. [substeps] Make sure your potential dog is in good physical and mental shape. (B) This is a good option for investors that want to go through a breed-specific final selection process before purchasing a dog from one of the breed-specific breeders. [substeps] Breed chihuahuas can learn complicated rules, including you will need to breed them yourself, or you may be able to substitute a dog from a previous relationship with one that is already bred. (C) Look around for a unique breed, preferably one that offers a wide variety of features. Remember to pay attention to age, as a young chihuahua is a rodent, and a healthy small baby chihuahua needs to be training and raised carefully. (D) Shop around a few different places before settling on one that is right for you. [substeps] Get a volunteer or mentor for this breed.
Example Output: A

Example Input: [header] How to convince your parents to let you buy a bunny [title] Do some research on the basics of rabbit care. [step] Your parents want to make sure you know how to care for any pet. Spend some time online looking up the basics of rabbit care on websites like the humane society and the aspca. <sep> (A) [substeps] Rabbits usually live in cages or huts that are stocked with cedar or wood shavings. If your parents worry about messes, rabbits can be litter trained. (B) Check out the different rabbit options, as well as your parents' selections. Do some research online so you know what to expect in terms of price, facilities, and the availability of bunny clothes at specialty fur stores. (C) Sometimes these websites will let you see the water bowl, the good care instructions as well as some basic rules like doling out food and water. [substeps] Also research caring for a bunny from a reputable source. (D) [title] Find out what a bunny is allowed to bring into a home. [step] Many shelters or rescue organizations don't allow their rabbits outdoors in gardens.
Example Output:
A