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 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.
Example output: D
Example explanation: This is a good example. Only option D is about Christmas trees. So, it's the correct option.
Q: [header] How to handle a teacher who yells a lot [title] Talk to your parents. [step] If your teacher has been yelling at you on a regular basis, the first step is to talk to your parents. It can be very difficult to address the situation on your own. <sep> (A) However, if you are able to raise your concerns, it will help you set the tone for this conversation. Your parents might be happy to talk to you, but your teacher might just get off your back about a more serious matter. (B) Your parents want you to have a positive learning experience and will want to help you find a solution to the problem. [substeps] Express your concerns to your parents soon after a problem occurs. (C) Talk to them first to make sure they understand why your teacher is yelling a lot. While not saying anything is necessary to offer your parents an understanding, if they understand why their yelling is so intense they may be much more willing to let you help. (D) However, parents are the first ones to intervene when you are being yelled at and when your parents are around and can get involved. Make sure you provide them with a reason why you need help.
A:
B