Joint costs of $12,000 are incurred to process X and Y. Upon splitoff, $6,000 and $3,000 in costs are incurred to produce 240 units of X and 120 units of Y, respectively. In order to justify processing further at the splitoff point, revenues for product: O A. Y must be greater than $25 per unit. B. X must be greater than $75 per unit. C. Y must exceed $15,000. D. X must exceed $18,000