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 prevent cats from jumping on counters [title] Create your own environmental punishers. [step] Environmental punishers-also called " remote correction "-involve disciplining the cats without being present yourself, so the cats don't link the punishment to you. If you punish your cats for jumping on off-limits surfaces yourself, they will learn to keep off counters only when you're at home. <sep> (A) One of the biggest drawbacks of this discipline is that there's no need to threaten to do so, as cats are sensitive to threats. Call the police if you think your cats may jump on counters. (B) [substeps] Block off any way the cats can jump. For instance, you can use a cat flap to block off both getting and jumping off counters. (C) If you do want to punish the cats, cut off access to any windows, doors, and other places that don't require your attention. Give them scary scares when you're home. (D) You can create some devices for remote correction yourself, but never create a deterrent that might hurt your cat (s). [title] Place light baking sheets at the counter's edge.
Solution: D