James Corporation owns 80 percent of Carl Corporation’s common stock. During October, Carl sold merchandise to James for $250,000. At December 31, 40 percent of this merchandise remains in James’s inventory. Gross profit percentages were 20 percent for James and 30 percent for Carl. The amount of intra-entity gross profit in inventory at December 31 that should be eliminated in the consolidation process is

a. $24,000
b. $30,000
c. $20,000
d. $75,000