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: Aaron Shore:  Sir , you should know that messages of support continue to pour in from heads of state around the world .
Emily Rhodes: We should go over which calls you want to return personally .
Tom Kirkman: I would think all of them . How many calls are we talking about ?
Aaron Shore: About _ 175 _ , sir .
Tom Kirkman: Maybe we should prioritize .

calls