Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to reuse broken crayons [title] Preheat the oven. [step] Set the oven to 200 degrees fahrenheit (93 degrees celsius). [title] Cover a cookie sheet with tin foil.

Ending1: [step] You'll be dipping the crayons in warm water later, after you've coated them. [substeps] Remove any stuck crayons when you're ready to reuse them. Ending2: [step] Place your crayons on top of a sheet that can easily be removed. [substeps] If using wax paper, cut a white piece to almost the same length as your crayons. Ending3: [step] Place a heavy baking dish on top of it. Cover the baking dish with a sheet of tin foil. Ending4: [step] This will ensure no wax drips onto the oven while the crayons bake. [title] Divide the broken crayons into bowls based on color.

Answer format: ending1/ending2/ending3/ending4