Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to make your room look nerdy [title] Paint the walls if you can. [step] Use a basic color such as white or cream, so that anything goes. If you'd rather, you can paint them another color but don't make it too bizarre.

Ending1: Your theme can be a neutral color or a bright color, something you will never forget, etc. [title] If you're uncertain about the color though, make it your own, just using a little gel paint on each wall. Ending2: This works best if your room is notably messy. [substeps] You can also do it in the closet. Ending3: You'll need your parent's permission, the paint and many drop cloths to prevent paint stains everywhere. Also, get some advice on painting from an experienced painter before going ahead. Ending4: [substeps] There's no need to paint the walls unless you have small children who can take their furniture and explore it. [title] Don't erase the curtains or the windows.

Answer format: ending1/ending2/ending3/ending4