Please choose the correct ending to complete the given sentence: Youth: [header] How to organize your backpack after a break [title] Attack your homework as soon as possible. [step] The longer you put it off, the knowledge that teachers have given you will start to wear off and you'll forget important things. As soon as you're done, put your homework into their corresponding notebooks, binders, or folders.

Ending1: Print out anything that needs to be printed out and get all important papers signed. [title] If needed, get a new backpack. Ending2: Do it on a regular basis so as to ensure that there is nothing that might spoil your homework. [title] Keep your study schedule to a minimum. Ending3: Don't allow it to completely sit on your desk (on a shelf, or in the box of your backpack). Many schools have holiday points because students file in late for every appointment. Ending4: Later on, put any notes you need to take on your desk into folders and keep them there. Complete all of your assignments in no time and no one will doubt it.

Answer format: ending1/ending2/ending3/ending4