QUESTION 1 A factor that causes or leads to a change in a cost or activity is a(n) O cost formula O step cost. mixed cost. driver 4.5 points Save Answer QUESTION 2 A fixed cost within the relevant range increases in total as output decreases. does not change in total as output changes. decreases in total as output increases. All of these are correct. 4.5 points Save Answer QUESTION 3 A mixed cost O remains constant when the output level increases cannot be separated. contains both a fixed and variable component All of these are correct. 4.5 points Save