Definition: 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.
Input: Film Brain:  Luther is sent to get the tree , but there 's only one left . The _ one _ he hit with his car .
Luther: How much is it ?
Scout Leader: $ 75 .
Luther: The sign says $ 15 .
Scout Leader: Supply and demand . The scouts sure could use your $ 75 donation for their camping trip , Mr. Krank .
Film Brain: Stick it up their ass and go somewhere else . I 'm pretty sure that 's not the only tree around . So , Luther buys the tree because he 's an idiot .

tree