Given the task definition and input, reply with output. In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.

Victoria Santiago: Stay with me .
Vicky's older boyfriend: I 've got to go to work .
Victoria Santiago: I 'll write you a note .
Vicky's older boyfriend: You have school .
Victoria Santiago: You write me _ one _ .
Vicky's older boyfriend: I ca n't .
Victoria Santiago: O - k ...
Vicky's older boyfriend: Maybe I can stay a while .
note