Given the task definition, example input & output, solve the new input case.
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: [header] How to create a christmas tree forest [title] Consider the type of tree you want to plant. [step] There are a wide variety of christmas trees and include fir, pine, spruce, cypress, and cedar. These trees thrive in different climates and look different from one another. <sep> (A) It is important to research the tree before setting up your tree to try it out to make sure you can write the tree's growing season so that you can get the most supplies you need. If you're just interested in having a tree stand out, then make sure to check for the following : [substeps] Spruce trees. (B) [substeps] Trees green may be used in a mix of green and evergreen. Greens, such as pintos and olive oil, may be more delicate than these. (C) Where the trees grow together is up to you. [substeps] Spruce trees light up the night for hours in the morning and drown out the morning sunrise between afternoons. (D) Think about where your tree forest will be located and choose a tree that can thrive in that climate. [substeps] Balsam firs are a popular christmas tree species that grow in the northern united states and canada, in hardiness zones 3-5 or states like minnesota, north dakota, and montana.
Output: D
This is a good example. Only option D is about Christmas trees. So, it's the correct option.

New input case for you: [header] How to dress nerd chic (for boys ) [title] Pick a shirt that matches your sense of nerd style. [step] There are varying degrees of nerd chic that might suit your tastes. You may be most comfortable with a preppier look, dressing in a button down and layering a cardigan over top. <sep> (A) Formal garments are often tailor fitted to fit your style. [substeps] A top with a bright sports logo, such as buffalo, robo, or nerf bat or a black casual shirt and skinny jeans will be ideal. (B) [substeps] For a sporty girl, try something loose, but not too loose, that fits your frame as well. For a more serious girl, stick with looser shirts and jeans. (C) However, a clean-cut graphic tee with a pair of khakis will give your look a more casual, edgier appearance. [substeps] Graphic tees are a great way to represent the parts of nerd culture you love best. (D) Or you may be more comfortable in a more casual look and wear a blazer over it. [substeps] If you don't like striped sweaters or tennis skirts, go for a t-shirt and a tank top.
Output:
C