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 make a light bulb [title] Round up the supplies needed for you bulb. [step] Everything here is easy to round up at a local hardware store, if you don't already have it all at home. You'll need. <sep> (A) [substeps] Two strands of copper wire (roughly 1-2 feet, each) four electrical clips one clear glass jar five or more batteries [title] Find or buy some mechanical pencil lead. [step] You should use the kind you get in mechanical pencils--the thin, solo pieces of graphite that you can usually buy in packs. (B) The following : [substeps] Wire reel flashlight flashlight string nail stripper lighter [title] Begin measuring and dividing your pointed lumber together into 3 piles. [step] Set the woodpiles (or piles which hold the wood) apart. (C) [substeps] Paint brush--i used olay or a ladybug scrubbing wheel with oil. Group that to be the top of your light bulb. (D) Silver bowl cores that you cut with a utility knife, colored paper towel, pvc cutting mat, a cotter pin, a big hot water bottle, a drill, a lid, and glue sticks. [substeps] For this method, you'll need about one third of what you would need for your lightbulb, to speed up the process.
A