Detailed Instructions: 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".
Q: [header] How to kill grass invading a flower bed [title] Lay down sheets of newspaper over the invasive grass. [step] Make the newspaper barrier around four sheets thick for the best results. Leave room around the bases of the flowers in the flower bed. <sep> (A) Keep the drier parts of the newspaper out of the way, but leave them on to ground level. The newspaper all acts as surface protection for plants and seeds. (B) The newspaper barrier allows dirt to seep through from the ground around the canes. [substeps] Thin newspaper also works, as it allows for better drainage. (C) Laying down the newspaper will help keep the soil moist while you work. [title] Cut off roughly eight inches (20. (D) [substeps] If you don't have a lot of newspaper lying around, try getting some at your local recycling plant. [title] Wet the sheets of newspaper with a hose.
A:
D