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Sanchez & Ryan, Inc, sells a single product. This year, 20,000 units were sold resulting in $130,000 of sales revenue, $60,000 of variable costs, and $17,500 of fixed costs. The contribution margin per unit is: Select one: O A. $1.75. B. $6.50. C. $3.00. D. $3.50. 11:16 AM e wg ) D ENG 2020-04-15 W