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.

Burt the Cab: You know Alex , you do n't need me looking out for you . You 've already got two people , right here .
Alex Russo: Actually I have _ three _ .
Harper: Yes !
Alex Russo: Justin .
Harper: Awkward .
Alex Russo: I know I always bag on Justin , but when it really counts , he 's got my back .
people