Starzanc Company produced 300 defective units last month at a unit manufacturing cost of $50. The defective units were discovered before leaving the plant. Starzinc can sell them as is for $35 or can rework them at a cost of $40 and sell them at the regular price of $100. The total relevant cost of reworking the defective units is 1. $12,000 b. $8,400 c. 518000 a $2,000 8. $4000