Joint costs of$9,000 are incurred to process X and Y. Upon splitoff $4,500,and$7,000in costs are incurred to produce180 units of X and140 units of Y, respectively. In order to justify processing further at the splitoff point, revenues for product:

A. Y must exceed $16,000.

B. X must exceed $13,500.

C. Y must be greater than $50 per unit.

D. X must be greater than $75 per unit.