Q: 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 landscape your driveway [title] Install pavers. [step] For perhaps the widest variety of design and color options, go with paver stones. Anticipate the upfront cost to be higher than most other materials, but consider it an investment. <sep> (A) Once it's installed, expect it to last a good 30 to 40 years, with lower upkeep costs than most other materials. [substeps] With the wide range of designs and colors, you can create even more visual appeal by planning patterns to your driveway. (B) [substeps] Carpeting should also have a layer of mulch available when you walk over it, so that you can thin out patches of patchy untouched dirt and break up puddles. [title] Place pavers all around the driveway. (C) [substeps] After purchasing pavers, determine where your driveway will be. Determine which slope will be closest to your driveway. (D) [substeps] Pavers cost more money than typical stone materials, costing hundreds of dollars each year. Additionally, it's a bit trickier to paint on it if you don't know the value of the materials.
A:
A