Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to create a computer game using powerpoint [title] Open microsoft powerpoint. [title] Create a new, blank presentation by pressing ctrl-n. [title] Make sure the first slide's layout is the title slide. [step] You may want to change the font to something more interesting.

Ending1: [title] In the title box, name your new game. [title] In the subtitle box, write " click here ". Ending2: [title] If you have a header slide, edit it and use the arrows. [step] They are the arrow keys to scroll to the right of the slide and don't go down. Ending3: [title] Insert to slide a message that says " powerpoint! [step] " [title] To transition audio and video, select audio from the menu that appears. [title] Expand your presentation by dragging all text and audio files into the original presentation slide, until you have the desired slide. Ending4: [title] Create another slide above the first presentation, same effect as the first slide. [step] You could alter the header and overlay it for more interesting details.

Answer format: ending1/ending2/ending3/ending4