Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to make a marshmallow gun [title] Use a ruler to mark off six 5-inch sections of pipe with a black marker. [step] Then mark off one 8-inch section of pipe and cut the pipe at that mark, leaving you with one 38-inch piece. It's just easier to work with a shorter pipe.

Ending1: [title] Cut two 8-inch sections at random. [step] Then use a ruler to mark off the 9-inch pipe and cut it into two 9 " (22.9-cm) pieces, one longer length and the other shorter. Ending2: [substeps] If you're using a wooden pencil or sewing machine, place the blank pipe wherever you'd like to make the mark. [title] Cut the pipe about twelve inches into 1-inch (2.5-cm). Ending3: [substeps] Mark off a two inch section of pipe where the handle will go. You should use color scissors to carefully cut off the ends of the pipe.. Ending4: [title] Cut at the other marks you made to produce the required six 5-inch pieces and one 8-inch piece. [title] Get the two elbow-bend connectors, two t-shaped connectors, and two end caps.

Answer format: ending1/ending2/ending3/ending4