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". 

Input: Consider Input: [header] How to learn to speak afrikaans [title] Take an introductory afrikaans class. [step] Enroll in an introductory class at a local community college, or at a language learning center. You can also find organizations dedicated to language learning online. <sep> (A) Online classes are convenient because you can learn at your own pace. [substeps] Taking an introductory class will help you develop a solid foundation in the language. (B) Online afrikaans are very easy to learn, and they are easy to translate. [substeps] You can get an introductory afrikaanic class at a language learning center. (C) [substeps] The language federation at the children's development center maintains a directory of all language learning organizations across all states. You can also find native afrikaans reading online through the font bar at the bottom of the page or clicking " language group " in the top right corner. (D) [title] Immerse yourself in afrikaans from a young age. [step] Select a language you are receptive to and that you truly understand.

Output: A


Input: Consider Input: [header] How to eat to improve fertility [title] Be aware that having a balanced, healthy diet does not guarantee higher fertility. [step] There are many online sources and several books that claim that switching to a more balanced and healthy diet can lead to improved fertility. Though it is always beneficial to eat a healthy diet, it should not replace other fertility treatments and options. <sep> (A) Making sure that you are eating adequate and not too many calories or trans fats can lead to strong, lasting health patterns. In order to see results, eating a balanced diet is essential. (B) The key to avoiding eating more fertility treatments is truly taking in proper nutrients and the exercises you perform regularly. [substeps] Vitamin b6, vitamin b12 and high quality foods like bread and fruits help you to relax and begin functioning properly. (C) [substeps] Healthcare providers believe that we often mistake pre-existing disease as the cause of our fertility problems. These people often mistake their diet as their only sources of positive energy. (D) However, maintaining a healthy diet and lifestyle may reduce a woman's risk of irregular ovulation and could improve her chances of getting pregnant. [title] Keep in mind fertility diets may only work for a small subsection of women.

Output: D


Input: Consider Input: [header] How to take legal action if an employer forces you to get a flu shot [title] Check if you belong to a union. [step] Your union contract may limit your employer's ability to force you to get a flu shot. This contract is called a " collective bargaining agreement. <sep> (A) " in this agreement, you agree to pay out whatever amount of money is allowed. Without a collective bargaining agreement, your employer cannot withhold from your wages the supply of flu shots. (B) " you should check whether you are in a union and read any collective bargaining agreement. If your employer tries to force a flu shot requirement on you, you can bring a lawsuit in court. (C) " a collective bargaining agreement provides a covenant to both you and your employer that the carriers are the primary carriers of the flu. If you belong to a union, you can get a flu shot without being labeled as the primary carrier of the flu. (D) " you do not be legally bound by it. However, even if you belong to a union, you may be required to be a union member.


Output: B