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: 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: [header] How to start a nanny business [title] Get a list of prospective nannies. [step] Advertise in newspapers, online ads, put signs up, and give flyers. If you have experience in child care, solicit coworkers and contacts to see if they are interested in providing nanny service or if they know others who would. <sep> (A) Online groups like the sunshine and children's network are great places to begin looking. Be sure to approach your current employer, perhaps to ask if they know of a nanny who would be willing to offer you a job. (B) Also keep in mind if someone does not want a flyer they are not interested so don't bug them they might spread the word, ruining your business. [title] Do a thorough background check on each candidate. (C) [substeps] Make sure to get a roster in question. Nanny cannot become a nanny, but a general guideline for a daycare provider's operations is to have several nanny's staff. (D) Maybe advertise with a school newspaper or with individual business cards. If the nanny is from a more prestigious family, contact them later so they can accept your offer.
Example Output: B

Example Input: [header] How to use echofon [title] Go to the website and install the plugin. [step] Once you have done this, you will have to restart firefox. [title] Set up echofon. <sep> (A) [step] Click on the gray icon to get to the echofon setup screen. [title] Enter in your twitter account username and password to link echofon to your twitter account. (B) [step] To start the program, start from the appropriate location on your firefox window. Go to the tab which's placed in the far left hand corner of the window and select go to application. (C) [step] Go to the search box and enter the address and password. Hit enter once, and wait while the install program is installed. (D) [step] On the left side of the window you can see the usb audio receiver. To choose, click in the image to go to the microphone area, go to the audio pad, click " input, " click " audio, " then " input.
Example Output:
A