You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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".

[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.
Solution: D
Why? This is a good example. Only option D is about Christmas trees. So, it's the correct option.

New input: [header] How to get an investor mortgage [title] Demonstrate good credit. [step] Lenders will examine your credit score and verify your income before offering you an investor mortgage. [substeps] Expect to be held to higher standards than if you were applying for a non-investor residential mortgage. <sep> (A) Once you obtain an investor mortgage, however, lenders will continue to evaluate you and expect you to be more adaptive to your current circumstances and abilities. Practice good credit, but be ready to slip into difficult situations. (B) Lenders want to make sure that you are financially able to pay off your debt within the first six months of the existing loan term. Credit score counts, so it's important to keep your credit score as good as your potential lenders'. (C) If you take this extra step and do not show any problem with your credit, your chances of getting an increase are extremely high. Additionally, lenders will take advantage of the report that you have sent them and evaluate that information later. (D) Lenders will want to make sure your income and assets will cover your own mortgage payment and debt obligations, as well as the new payments you will need to make on the investment property. Maintain a credit score of at least 740.
Solution:
D