You will be given a definition of a task first, then some input of the task.
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". 

[header] How to study the concept of islam in international relations [title] Thoroughly study the western international relations theories. [step] For example, be familiar with realism, liberalism, structuralism, and so forth. You must have a good understanding of the different theories in order to be able to apply them to your research and reflection. <sep> (A) [substeps] Linguistics-you must be able to understand language norms. If you don't know simple terms, you cannot understand the terms themselves. (B) [title] Study and understand the concept of islamic teachings in respect to relations between nations. [step] After you've mastered the concepts behind the western thinking, turn to the concepts behind the eastern thinking. (C) [title] Find the main idea behind a dispute. [step] In order to assert a position for such a dispute, you must become familiar with the main argument behind a disagreement. (D) You can always find information on western policies by studying that textbook too. By studying it, you will be able to become informed of anything you discover about the way the country of pakistan handles currencies.
Output:
B