A parents beginning inventory contains $10,000 in unconfirmed profits on goods purchased from its subsidiary. The subsidiary's beginning inventory contains $8,000 in unconfirmed profits on goods purchased from its parent. The parent owns 80% of the subsidiary. By what amount is consolidated net income to the controlling interest increased by confirmation of profits on beginning inventories?

a. $16,000

b. $14,400

c. $18,000

d. $11,600