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 set up an aerial yoga hammock [title] Gather the material on both ends of the fabric. [step] Lay the hammock flat on the ground and place your fingertips on the left and right edge of the fabric. Start to walk your fingers up the fabric so that both ends bunch up. <sep> (A) Once you've collected enough fabric, put it around the outside of the hammock on both sides. [substeps] Make sure the large portions of the hammock are about 2 to 3 inches (5.1 to 7.6 cm) in diameter, not bigger than your forearm. (B) Finish by pulling the fabric together so that the hammock stays close to your body. The fabric should lie on the floor of the hammock. (C) The bottom hem should be wrapped around the inside edge of the fabric and the top hem should be wrapped around the outside edge of the fabric. You shouldn't disturb or stretch this layer, but you should secure it in place with pins or clips. (D) [substeps] Instead of looking like a sheet, your hammock should look like a loose rope when you're done gathering the material on both ends. [title] Wrap the end of the fabric around your arm.
A:
D