instruction:
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". 
question:
[header] How to reuse [title] Don't recycle your next empty jug of milk. [step] Poke holes in the top of the lid. Then, fill it with water, screw the lid on and use it as a watering can. <sep> (A) [title] Use less using jugs than you think you need to. [step] Often, items such as juices, sterilizers and acids recycle too fast; try using the one they own when they need to remove something bad. (B) [substeps] Remember to refrigerate milk jugs without lids. Make sure that the lid isn't too tightly lined, you will need it for your construction projects. (C) [title] Save a large square egg crate, like the ones you find in bulk stores. [step] Set it on your desk and place your laptop on top. (D) This is what you use to water your plants while reusing the container. [substeps] Other containers made specifically for reusing the milk jug can be used instead.
answer:
C


question:
[header] How to band a goat [title] Purchase an elastrator from a farm and ranch supply store. [step] It is a metal tool that is used to secure the rubber band around the scrotum. [title] Buy castration bands. <sep> (A) [step] They can be purchased from your local farm supply store or from a municipal livestock supply store. [title] Buy a leather or gauze band. (B) [step] Don't use household office supplies for banding. The bands should be thick enough and tight enough to lead to castration within a few weeks. (C) [step] These are simple, metal with metal screws, two prongs, and a ribbon loop on either end. [title] Cut a small hole in each long length of the band. (D) [step] It is a device that attaches the separate rubber bands, wires, tubing and pieces of cork/plastic. It is available at local farm supply stores, ranch supply stores and hardware stores.
answer:
B


question:
There is a group of korean pop singers performing on a stage. one of the singers <sep> (A) stretches before his performance. (B) is doing a routine on a black pit stage. (C) gets to the stage first and begins singing is of his high country. (D) is playing the violin while the audience cheers and claps for him.
answer:

D