Please choose the correct ending to complete the given sentence: Computers and Electronics: [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.

Ending1: [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. Ending2: [step] It should be just barely just open. Screw on the screws, or you can just put in some pliers. Ending3: [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. Ending4: [step] This stops dust getting in and prevents the buttons from falling out. [title] Find a good place to set it down.

Answer format: ending1/ending2/ending3/ending4