Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make popcorn snacks for kids [title] Grease a bowl, spatula, and baking dish. [step] Because the caramel is extremely sticky, you must prepare your tools and supplies. Use nonstick cooking spray to grease a large bowl, plastic spatula, and a 13-inch by 9-inch (33-cm by 23-cm) baking dish before mixing the popcorn.

Ending1: Use a pastry brush to ensure the surface is clean, as grease will be sticky if the popcorn gets wet. If you have a whole popcorn roll pan, set one aside while you work. Ending2: [title] Slice the bottom of the microwave to meet the base of the bowl. [step] You want a mini microwave to produce popcorn crispier, more evenly distributed and more healthy. Ending3: [substeps] If you prefer, you can use softened butter to grease your tools and supplies. [title] Mix the popcorn and pretzel pieces. Ending4: If you're using a regular bowl for the popcorn, line the bottom of the bowl with 4-inch (10-cm) shortening. [title] Preheat your oven to 350 ° f (177 ° c).

Answer format: ending1/ending2/ending3/ending4