In each of the following questions, three statements are given with an idiom highlighted in bold. You have to select the answer choice that represents the combination of statements in which the idiom has been correctly used. 1) When it comes to the whereabouts of the missing keys, your guess is as good as mine.        2.) With his down for the count financially, he had to find a way to make ends meet. 3.) The employees were up in arms about the sudden change in the company's policy.