1. Establish Threshold for Unexpected Fluctuations To begin identifying accounts with unexpected fluctuations auditors must establish a threshold for account difference. All accounts whose actual 2016 unaudited account balance differs from the expected balance by a value greater than the threshold established will be shown in the charts below. As a general rule the threshold should not exceed materiality. For the purposes of this exercise we assume planning materiality is $3.1 million. (Omit the "$" sign in your response.) A. Set threshold for account difference in thousands