Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to frame a cd [title] Clean up the frame. [step] If possible you can get the frames in the markets/shops, but you can also use an old frame (e.g. the frames of those photographs, which you're no longer using). Then, wipe down the frame with some cleaner and water.

Ending1: [title] Examine the frame and see if it's yours or someone else's. [step] You can buy frames from a yard goods store. Ending2: [substeps] You may want to sweep the frame vigorously with a towel or a broom so that every part of the frame is rinsed with soapy water. This should work well, since only a tiny bit of debris is left in the frame. Ending3: [title] Once you have cleaned and you've done everything, be sure to cover the frame with plastic wrap. [step] Make sure you do this so that you don't want water running, but don't do so fast that the plastic will make the film stick! [title] Apply film. Ending4: [title] Prep and cut the board! [step] Place the cd on the cardboard and trace around it. Put it wherever you want on the board, visualizing the end result.

Answer format: ending1/ending2/ending3/ending4