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". 

Ex Input:
[header] How to clean sperrys [title] Remove caked-on dirt with a bristle brush. [step] Using a soft toothbrush or a bristle brush made for leather, gently brush away any dirt, dust, or debris. Brush the leather with soft strokes in the same direction. <sep> (A) [substeps] Brushing the pricier areas first helps to allow for better handling of all surfaces. [title] Dust the back and sides of the flaked-off parts with a lint-free cloth. (B) If you scrub the shoes in multiple directions, you're likely to leave scars. [substeps] Use a rubber-bristled brush rather than a nylon-bristled brush. (C) [substeps] When applying pressure, make sure to keep the bristles away from your sperrys' feathers. It helps to remove any stuck on insects. (D) [substeps] Sweep or wipe off any grime stuck to the surface. Dry the area with a soft cloth or a clean towel afterwards.

Ex Output:
B


Ex Input:
[header] How to act and dress like emma ross [title] Hair. [step] Emma has gorgeous, shiny blonde hair which she brushes and styles well every day. This means to take very good care of your hair. <sep> (A) Clean your hair at least once a week. Keep it straight and smooth with some left over hairspray everyday. (B) Emma enjoys keeping her hair in mostly ponytails. Sometimes, she has hair-grips or bobby pins to keep her side bangs back. (C) Start by using hair products everyday to ensure your hair doesn't look greasy. Then, if you have long hair (short, curly, tousled or wavy! ), use conditioner with hydrating ingredients. (D) Try running a comb through your hair every day to detangle it just how she likes. This will help your curls look soft and healthy rather than bouncy and uncontrolled.

Ex Output:
B


Ex Input:
[header] How to become an occupational therapist [title] Gain a degree. [step] A career in occupational therapy requires a master's degree for entry level, although many people also earn a doctoral degree. Therapists must pass an initial certifying exam given by the national board for certification in occupational therapy, and be licensed by their state. <sep> (A) Each state has its own continuing education requirements. The american occupational therapy association offers more information for potential students on its website at www.aota. (B) [title] Obtain a master's degree in occupational therapy. [step] To be eligible for an occupational therapy certification (mls), you must have a specialization in occupational therapy. (C) Alternately, you can obtain a background check or job placement permit from the american psychological association. [substeps] Look at courses offered by your state. (D) [substeps] The nr1 school of occupational therapy also provides internships that can be found at: https: // sus.nr2/locator. Aspx have a plan to obtain a degree in occupational therapy from an accredited university or community college.

Ex Output:

A