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 Q]: [header] How to start using the pinnacle video transfer device [title] Examine the product, so, we have the rca inputs, which is s-video, composite video, and audio. [step] This is the analog in. The digital out has the usb2.com, and the power supply. <sep> (A) [title] Update the firmware of the video transfer. [step] To do this, download the latest firmware on a flash stick, plug the flash stick into the unpowered video transfer. (B) The power supply, also called this vtv plug-in, only has these types of input. [title] Find the vtv pedal, and go to start. (C) The processor is capable of using thousands of media. [title] At this to do that, go to the system tab and change the ios ip address (ios system). (D) It has no access to itunes fans, which is why it is difficult to network. Here's how to use the gadget.
[EX A]: A

[EX Q]: [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.
[EX A]: B

[EX Q]: Suddenly, a toddler appears and the female child leaves the room. Then, the boy starts to move graciously inside the hula while smiling. after <sep> (A) , the girl comes back and once again the toddler enters the room. (B) , the little girl runs to the karate master, and with hop, jump, and flip to continue the karate moves, when she is finished she curls into a ball and falls and doesn't move again. (C) , the boy stops moving and walk away. (D) , the child returns and starts to fall in the floor.
[EX A]:
C