Assume the following information Salon Variable expenses Contribution margin Fixed expennen Bet operating income Amount 6109,000 120,000 180,000 111,000 69,000 Per Unit $40 10 524 rere variable expenses income by $1 per unit, the avertising expenditures nose by $15,000 onio ne his income ty , then the best et eritemate of the weet operating income Me Choice O S6375 $55125 546725 Multiple Choice $69,375. O O $55,125. O $46,725. $39,600