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".
Problem:[header] How to kill weeds with vinegar [title] Buy white vinegar. [step] Go to your local grocery store and buy a bottle of basic vinegar, typically a 5% concentration of acetic acid. The best bargain is probably to buy a one gallon jug unless you only have a few weeds. <sep> (A) It doesn't have to taste good-just a few drops of the solution can kill any weeds that find their way into your garden. [substeps] The vinegar and pepper helps destroy the remainder of the bermuda grass and virus doing their landscaping. (B) [substeps] Vinegar is one of the best non-identifiable chemicals you can use in your garden as a seed starter. Pop up a bag of pop up soda in a standard metal can and carefully add in 1/2 cup (120 ml) of distilled white vinegar. (C) Add a drop of white vinegar into the bottle and have a close inspection. If you see any areas with a lack of weeds, then vinegar is probably best for killing them. (D) If you are killing a lot of weeds, you may need to buy more than one gallon, but one gallon will cover a large area. [substeps] The acid in vinegar is what kills the weeds.
Solution:
D