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". 
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Question: [header] How to fall asleep if you are blind or visually impaired [title] Talk to your doctor. [step] If you are a blind or visually impaired person who is having trouble falling asleep, you should set up an appointment with your doctor. Ask your doctor to examine you for non-24, a sleep disorder that frequently affects visually impaired and blind people. <sep> (A) This can help you make a diagnosis and develop strategies to speed up your recovery. [substeps] Ask your doctor if sleep loss, depression, dyslexia, or dyslexia problems might be the issue and advice you need. (B) A doctor can make a diagnosis of a sleep disorder and understand your problem. Treatment of the sleep disorder based on the condition will help your doctor identify the underlying cause and decide how long it is necessary to treat you. (C) Your doctor may refer you to an optometrist or psychologist who has experience treating dementia or cognitive dysfunction. Your doctor may want to examine you in several places or diagnose various medical conditions. (D) [substeps] Non-24 is a disorder that affects your sleep-wake cycles and is common in blind people. People with non-24 have trouble falling and staying asleep at night, as well as extreme urges to nap during the day.

Answer: D


Question: A small group of girls are first seen walking out on a gymnasium floor with several people watching on the sidelines. the girls <sep> (A) come together on a patch and begin performing dance moves with one another. (B) begin dancing and flipping with one another slowly back and fourth. (C) then perform a routine using batons while spinning and twirling. (D) then begin performing a routine on a step stool and ends with them getting back in the circle of walkers and dancing on the spot.

Answer: C


Question: [header] How to take a screenshot on android [title] Find your android's power and volume down buttons. [step] This method works on most androids, but the key locations will vary. The power button is usually on the top or right edge of the screen. <sep> (A) [substeps] Tap the device and then tap the settings icon at the bottom right of the screen to open the settings menu. Tap " settings " from the menu, then scroll down and tap " phone settings. (B) The volume button will be near the top of the screen. [substeps] If your settings don't turn on, your device may have reset default settings. (C) Volume down is typically on the left or right edge. [substeps] If your android has a physical home button, your screenshot key combination could be the home + power buttons. (D) The volume down button to the left will turn green, and the volume down button to the right will turn off. An android with lower power and volume down settings will also be displayed instead.

Answer:
C