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 send and request money with facebook messenger [title] Open the profile (android) or settings (ios) tab in messenger. [step] You can send and receive money using the messenger app by adding your debit card to your messenger account. To begin the process of adding your card, open the profile or settings tab in the messenger app. <sep> (A) [substeps] If you want to only send money to facebook messenger, you'll need your facebook messenger account to be active on facebook. From the open home screen, tap on the facebook messenger app icon and then tap on " view " in the lower right corner. (B) [substeps] Adding a card allows messenger to deposit and withdraw money to and from your checking account. Transfers may take up to five business days to process. (C) [substeps] On apple devices, this is where you can tap the lock icon. On mac ios, this is when you tap the padlock icon. (D) When you open it, your friends will be notified of the change. This will greatly increase the amount you can add to your account or settings in messenger.
Solution: B