Differential Chemical produced 10,000 gallons of Preon and 20,000 gallons of Paron. Joint costs incurred in producing the two products totaled $7,500. At the split-off point, Preon has a market value of $6.00 per gallon and Paron $2.00 per gallon. Compute the portion of the joint costs to be allocated to Preon if the value basis is used. A. $2,500. B. $3,000. C. $4,500. D. $5,625. E. $1,500.