Barkoff Enterprises, which uses the high-low method to analyze cost behavior, has determined that machine hours best explain the company's utilities cost. The company's relevant range of activity varies from a low of 600 machine hours to a high of 1.200 machine hours. with the following data being available for the first six months of the year. Machine Hours 840 Month January February March April May June Utilities $ 9,100 8,760 9, 350 9,760 10, 117 9,550 760 850 960 990 940 The fixed utilities cost per month for Barkoffis. Multiple Choice $3,640 $4,276 $4,636 54976 None of the answers is correct