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.
Example solution: D
Example explanation: This is a good example. Only option D is about Christmas trees. So, it's the correct option.

Problem: [header] How to choose between arbitration and mediation [title] Identify the strengths of mediation. [step] Mediation is a process where you and the other party to the dispute will meet with a neutral third party. This third party is called the " mediator. <sep> (A) " the mediator is not a judge; instead, they try to get each side to listen to each other. Many people find the following to be mediation's strengths : [substeps] It's not adversarial. (B) " mediators are people who seek to help you come to a resolution with the outside opinion of one or more of the parties. They will have the word and power of a judge or attorney, but there are not many mediators. (C) " this person starts the mediation process by evaluating your case and deciding on an arrangement that is acceptable to both of you. Mediation is more time-intensive and more informal than arbitration, which is less complex. (D) " the third party tries to adjust the strength of your dispute and identify the strengths in it. [substeps] Mediation is similar to arbitration except the parties work together, rather than have regular meetings and come to an agreement on everything.
Solution: A