Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to build a model [title] Take your model kit out of the box and compare the pieces to the instructions to make sure you have everything needed. [step] Kits do (infrequently) come from the factory with missing or damaged parts. The time to return it to the store is before you begin assembling it! [title] Wash the parts.

Ending1: [step] Take a sponge and press down on it to remove particles. Rinse any dirt off of the parts. Ending2: [step] Cut them out carefully, leaving a 1/4 " (0.6 mm) seam allowance on each piece of body. [title] Preheat your oven to the mark 4 ° f (−10 ° c). Ending3: [step] You will need soap, water, a cotton swab, a rubber band, two plastic parts, a small brush and a damp rag for cleaning. [title] Prepare the kit with soapy water. Ending4: [step] Using an old toothbrush, some dish detergent and warm water, carefully wash the parts of the model while they are still on the parts trees. Rinse the parts thoroughly and allow to dry completely.

Answer format: ending1/ending2/ending3/ending4