The Corata Appliance Manufacturing Corporation manufactures two vacuum cleaners, the Standard and the Super. The following information was gathered about the two products Standard 2700 $600 Super Budgeted sales in units Budgeted selling price Budgeted contribution margin per unit Actual sales in units Actual selling price 600 $1,700 $600 $1080 1400 3000 $650 $1,680 What is the total sales-mix variance in terms of the contribution margin? (Round intermediary calculations to two decimal places.) O A $369,600 favorable B. $1,034,880 favorable C $295,680 favorable D $665,280 favorable