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]: An athlete practices tossing a javelin in a track a field course. The athlete starts with two or three side steps and then proceeds to toss the javelin. the athlete <sep> (A) then increases his speed and steps. (B) runs parallel to the chalk and throws four instructions that lead into a discus throw, where he throws the javelin as far as he can into the distance. (C) then does a backswing outside of the track. (D) throws the javelin to the other side and then back to the field.
[EX A]: A

[EX Q]: [header] How to install custom firmware [title] Record the router's model and version number. [step] These numbers are usually located near the manufacturer's logo, underneath or in back of the router. Write down the model and version information for future use. <sep> (A) [substeps] If you are using windows xp (default operating system), the model number can be found in the start menu under " system settings. " skip all the discussion menus, and then go to system preferences. (B) [title] Obtain the router's ip address and default gateway for your computer system. [substeps] Determine the ip address and default gateway for a pc. (C) [substeps] " w " with the green background is the serial number for the model. " p " with the red background means " unhappy operating system. (D) [substeps] It is easy to determine what operating system is running on your router if you don't know the model. Copy the model from the registry to convert it to your operating system.
[EX A]: B

[EX Q]: [header] How to use movies to help kids build character [title] Pick movies by age group. [step] While some younger kids are more mature, generally, you don't want a story line that will go right over their head. Similarly, you don't want to lose older kids by showing them movies that are too simplistic. <sep> (A) [substeps] Often, the best movie lines are set in the last century. While you may have super teens, you can find lots of great movies for kids online. (B) If possible, choose movies by kids you love, not kids they already like. [substeps] For instance, in the movie audrey hepburn 2 2000, the tables at breakfast [[ (18. (C) Try to pick something that works for the age the kid is at. [substeps] For kids 2 to 7 years old, make sure the story is fairly simple, and that plot supports the idea you're trying to get across, as it needs to be glaringly obvious. (D) Most of the time, kids get what they want early on. Take your age group into consideration as you come up with a few choices for your movie series.
[EX A]:
C