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". 

[Q]: [header] How to change trackpad settings on macbook pro [title] Find the system preferences. [step] Starting from your main desktop screen there are two ways to find the system preferences where the mouse and touchpad settings will be located : [title] Bring your cursor to the bottom screen and find the system preferences application. [step] The icon looks like a box with three gears inside it. <sep> (A) Open that to find all your system preferences. [substeps] Alternatively, you can use the spotlight feature. (B) On macbook pro this icon resembles a round blue square with a horizontal green dot on it. On other applications this icon is actually a box with a gear, and is small in appearance. (C) It can be located on the taskbar or in the upper left-hand corner of the window. [title] Let the system preferences application perform its work. (D) [title] Click the customize key in the dialog box. [title] Follow the on-screen instructions to change the customization function.
[A]: A


[Q]: A group of people walk by in the background. We see a game of poker being played. An odd man appears in front of the camera. we <sep> (A) then see an empty room. (B) see a shuffleboard game playing in slow motion before a reporter appears on the screen. (C) see the first man, then cards being dealt and we fade to a black screen. (D) see the loser and dealer.
[A]: C


[Q]: [header] How to cure hiccups by holding your breath [title] Pour yourself a glass of water. [step] The water should be room temperature-not hot or cold. Make sure the glass is full and can hold 12 to 16 ounces of water. <sep> (A) You should also add an ice cube to keep it cold. [substeps] You can bottle the glass at home with a funnel (optional). (B) [title] Take a seat near a window or close a door. [step] Stand facing the wall, wearing your normal wear clothes. (C) You can also pour a tablespoon of corn syrup into it if you don't wish to use corn syrup. Just be sure the water is refrigerated and fresh. (D) [substeps] You can choose to drink something other than water. However, you'll be drinking a lot, so if you choose juice or milk, you may become very full.
[A]:
D


