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 perform well during an exam or test [title] Take notes during class and study beforehand. [title] Read the instructions. [step] This is the first most important thing to do. <sep> (A) Calm yourself down as much as possible and read through the instructions. Start with your name or student id, and fill out any other required housekeeping information at the beginning. (B) It is hard to memorize the information, and if you don't read the directions for the exams there will be no reason to do well. It is also important to note everything that is included in the curriculum. (C) Take note as the teacher talks and when you read questions. Always try to remember what the instructions are for when the teacher gives them. (D) [title] Write up your test or paper ahead of time, but take no more than a few hundred notes. [step] Make sure you only memorize groups and empirical examples.
Example Output: A

Example Input: [header] How to choose parts for a budget gaming pc [title] Pick out a processor (cpu). [step] Choose your cpu by looking at five things-performance, speed, cores, price, and durability. In general stick to i5 and ryzen 5 processors if you have a budget between $800 and $1500. <sep> (A) [title] Choose a processor that has a floppy protractor. [step] Floppy processors are these are tiny devices that only have one or two critical parts. (B) Since charging for a smartphone or gaming console has some extra impact, you should choose the fastest processor possible. A 350 watt processor will feel like a cheap one. (C) 8.2 ltv or blu ldb10 cores are other common cheaper choices. [title] Pick what you are absolutely listening to. (D) If you have a lower budget, buy a pentium, ryzen 3, or fx series processor. [substeps] Look at benchmarks and reviews for your selected cpu and all components you want to buy before you buy them to avoid ending up with a poor component.
Example Output: D

Example Input: [header] How to apply for a new zealand visa [title] Check to see if you live in a visa waiver country. [step] Some travelers do not need visas to enter new zealand based on their country of citizenship. Visa waiver countries include united kingdom, canada, mexico, and brazil, and many others. <sep> (A) [substeps] You can view the full list of included countries here: https: // www.immigration. Govt.nz/new-zealand-visas/apply-for-a-visa/tools-and-information/general-information/visa-waiver-countries/slider. (B) Check your country to find out if you live somewhere in australia or anywhere in asia. Check if you are a registered resident or a permanent resident in canada. (C) Check to see if you currently live in these countries and if you have a russian visa in the countries you are applying to. [substeps] Visa holders must also fill out a visa application form or similar documents on a voter registration website (ichnp), as well as complete a passport verification. (D) [substeps] The country of residence where you reside is listed on the visa application form. [title] Find your country's travel itinerary.
Example Output:
A