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: Davis Quinton:  Hello . My name 's Davis Quinton . I 'm auditioning for one of Lacey 's security plays . For this scene , I 'll be using a Taser gun instead of a real _ one _ . I think a real gun would be better , but some people think it 's dangerous .

gun