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". 

A woman stands behind a bar and talks to the camera. The woman then takes a glass an puts it on the bar. the woman <sep> (A) screws a cocktail shaker onto a lemon wedge and pressing the lemon wedge back and forth. (B) begins making a cocktail. (C) takes a bucket and turns it upside down. (D) then pours liquid into the glass with ice after.
B

[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.
B

[header] How to protect pets from secondhand smoke [title] Quit smoking. [step] The easiest way to protect pets from secondhand smoke is to stop smoking yourself. If you smoke often, for instance in your home, and your pet is exposed to that smoke, then it can have very severe health consequences for both of you. <sep> (A) Instead, work on quitting smoking so that both you and your pet can have longer, healthier lives. [substeps] Quitting smoking can be very difficult. (B) Other professionals recommend quitting smoking altogether, since household members will be overwhelmed by all of the secondhand smoke particulate (smoke-related) pollutants in the room, which are more caustic than the indoor air. [substeps] For the best smoke protection, it's important to stop smoking altogether. (C) Your pet could die and inhale secondhand smoke. [substeps] If you smoke primarily in warm, breezy, climates, you may be able to quit just about anywhere, such as a metropolitan area or city. (D) [substeps] Quit smoking immediately if your pet has inhalation or throat burns due to secondhand smoke inhalation. Do not operate a gas stove or a fire engine if your pet has inhaled or swallowed any secondhand smoke.

A