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 make small things to decorate your room [title] Grab a clear, glass vase and some old buttons. [title] Pour a healthy amount of buttons into the vase. [title] Screw on the lid. <sep> (A) [title] Drill holes using the drill bit that comes with the machine. [title] Place the large button in the hole and screw in the smaller button. (B) [step] It should be just barely just open. Screw on the screws, or you can just put in some pliers. (C) [title] Use the lid to screw the buttons on with the lid facing upwards. [title] Turn on the room fan to blow cool air to all around it and turn on the light. (D) [step] This stops dust getting in and prevents the buttons from falling out. [title] Find a good place to set it down.
Solution:
D