Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to make your top bunk cool [title] Get permission before making changes. [step] This is especially important if you plan on doing anything that might damage the wall or your bed, like installing shelves, hanging hooks, or even painting. Making big changes without permission could get you in trouble.

Ending1: [title] Don't decorate your bunk too closely to the loud sound of the overhead fan, or else you might scare them. [step] Make sure the cubby hole isn't cut too short so when the ceiling head pops in, they know what they're doing. Ending2: [title] Don't hang anything because it could come off. [step] Hanging something means which stuff is cool and which stuff isn't. Ending3: [substeps] Tell your parents you want to make your top bunk cool by saying something like, " mom and dad, my bunk's great but it's a little plain. I was thinking maybe we could make some improvements? " [title] Make a plan. Ending4: [substeps] While it may feel like it's the best idea, you'll appreciate getting permission before you make a change. It may help you realize that you have fun and have a much better sleeping place than you do at home.

Answer format: ending1/ending2/ending3/ending4