Blistre Company operates on a contribution margin of 40% and currently has fixed costs of $520,000. Next year, sales are projected to be $3,400,000. An advertising campaign is being evaluated that costs an additional $110,000. How much would sales have to increase to justify the additional expenditure? O A. $1,360,000 OB. $275,000 OC. $520,000 OD. $165,000