Definition: 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: [header] How to create business letter white space [title] Set uniform margins on the left and right sides of the document. [step] It is suggested that margin sizes be 1-1.5 inches (3-3.5 cm). [title] Keep all your paragraphs lined up on the left side throughout your letter. <sep> (A) [title] Center your paragraphs in an even manner [title] Use a ruler to make a line to mark each paragraph in your letter. [step] Note that this line will remain the same size as your side all the way across from it. (B) [step] Don't cut near to the top or the left margin to keep your paragraphs grammatically consistent. [title] For each paragraph, evaluate a paragraph. (C) [step] This space provides enough margin to allow the postal service to fill in key information freely. [title] Tuck in any extra vocabulary words or punctuation into the spaces provided by the main paragraphs. (D) [step] Do not make indentations unless you are using bullets to clarify a point. [substeps] Avoid " justifying " or " align righting " your letter.
Output:
D