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".
One example is below.
Q: [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.
A: D
Rationale: This is a good example. Only option D is about Christmas trees. So, it's the correct option.
Q: [header] How to motivate teenagers to do their homework [title] Create the right environment. [step] Designate a consistent location that homework will be done. This environment should be free from distractions, so their bedroom may not be the best choice. <sep> (A) Make sure that all electronics are turned off or put on silent. Also, be sure that any family members, including younger siblings, give the teenager the quiet time that they need. (B) Reward their homework with a fun activity or something new their mind enjoys at the moment. You don't want them to feel absorbed in the homework. (C) This will be where their assignments will be done so they can concentrate and have distraction free time. [substeps] Ultimately, it doesn't matter what their room is or where they sleep. (D) Close any drawers and bookcases, and make sure their possessions are easy to access. [substeps] For example, you could put their backpack into a box or drawer instead of putting in an empty one.
A:
A