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 travel abroad [title] Do your research. [step] You need to research where you are going, the flight times and prices for airlines, and which documents you need to take with you. Plan out your itinerary carefully. <sep> (A) Some cities, like london or paris, really need a week to see what they have to offer. Travel times also need to be taken into consideration. (B) For example, visit a couple of websites of airlines to see what type of itinerary they offer. Pay attention to the price, name, phone number and/or mailing address of each airline. (C) This will help ensure that all of your research enables you to see where you want to go. [substeps] Do research on an airline's website, and see what seat guides they offer on planes and what websites they provide online. (D) [title] Decide whether you will be flying from 1 area or from another. [step] International flights should likely be just a teaser.
Example Output: A

Example Input: [header] How to pass the 11th and 12th grade in nepal [title] Start the plan. [step] In nepal, after completing the 10th grade (slc level) you're allowed to join the 11th and 12th grade. So all you have to do is pass the slc examination by the end of grade 10. <sep> (A) It'll be much helpful to you if you pass the examination with a distinction (80% or above). The slc exam is pretty easy if you know the basics of grade 10. (B) If you don't pass the slc exam, you become a naturalized citizen. This means that you must obtain two separate grades to take the 10th and 12th grade. (C) This is a requirement if you want to go to the best school in nepal. [title] Make sure to celebrate the 10th grade. (D) This is to show that you actually know what to study. It is less likely that you will not successfully pass the class and you could also get suspended by the other students.
Example Output: A

Example Input: Then she pours the mixture in a baking bowl. She places the bowl in a cookie sheet and places it on the oven rack. she <sep> (A) smooths the dough in to smaller pieces. (B) rolls up the cookie sheet carefully and puts it in a baking jar. (C) bakes the cake and pulls it out when it's done. (D) then replicates the cake and puts it in a plastic container.
Example Output:
C

