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 use different features of efficientpim [title] Once you have initiated the software, click on " contacts " from the left panel and start adding your contacts in the address book one by one. [step] You can also import from microsoft outlook. Find more contacts in less time and contact them on time. <sep> (A) [title] Now to pin your contacts (via text message or text sms) go to the contacts group in the front of your outlook contacts window and select " pin all contacts ". [title] Now to pin their tabs, select the corner on the contacts group. (B) [title] You can import contacts from the contacts box by right clicking on the contact you wish to import. [step] If you would rather import one of your contacts (s) your contact does not have, click " add contacts " and follow your progress. (C) [substeps] Once enabled you will be able to add new contacts to your address book individually and in a loop. This is the space where your contacts will be to make updates. (D) Sales people can make the best use of this part of the software to access leads on time and converting them into sales. [title] Create a to-do-list in calendar.
A:
D