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". 

Example Input: [header] How to get into a good secondary school in england [title] Prepare by learning about the schools. [step] Around september to october of the year before you hope to join the new school, you'll want to go to open evenings or open days. These are evenings where the school is opened especially for prospective students to visit the school and take a look around. <sep> (A) Attending these events will give you access to knowledge about the school, find out how to study there, and see what the schools do on the weekends. [title] Break into the traditional role of the school counsellor. (B) You should also prepare by gaining experience in a specific school. These skills can help convince your parents and friends that you fit into a good secondary school. (C) [substeps] The website of english schools in scotland is a good place to start. There are websites specifically dedicated to english secondary schools in scotland. (D) [title] Attend as many of the open evenings as you can. [step] Make sure you organise the dates and get to the evenings with plenty of time to look around-you don't want to be rushed.
Example Output: D

Example Input: A far away shot of the crowd and people down on the floor where they were playing foosball. Text appears on the screen over the crowd. people <sep> (A) cheer as more text appears. (B) are celebrating as a group of women play shuffleboard. (C) are standing by the audience watching a game of foosball. (D) do flips and tumbles in a large circle in a bowling alley floor.
Example Output: A

Example Input: [header] How to upgrade ubuntu to windows operating system [title] Insert the windows installation disc and reboot the system. [step] In the boot-up screen, press the key labeled to enter bios, i.e. del, f1 or f10. In the bios, change the boot settings to allow the pc to boot from the optical drive, i.e. cd-rom. <sep> (A) [title] Save the changed bios settings and restart the system. [step] Press the " enter " key to boot from the cd and thereafter press the " f8 " key to accept the terms and conditions to use windows operating system. (B) [title] Try to overcome your antivirus and virus problems. [step] Once your system is booted up, change the automatic boot options to enable or disable previrus software to ensure it does not crack or crash. (C) [substeps] In the pop-up screen, enter windows anti-boot. For example, let's use, ubuntu anti-boot, not geoul anti-boot/pro anti-boot /. (D) The run dialog box will appear inside. Click " continue " on the bios prompt and select the set of media players (cds) you would like to upgrade to the hardware store.
Example Output:
A