The Hoover Corporation acquired 80 percent of the 100,000 outstanding voting shares of Rainbow, Inc., for $6.40 per share on January 1, 2020. The remaining 20 percent of Rainbow’s shares also traded actively at $4.89 per share before and after Hoover’s acquisition. An appraisal made on that date determined that all book values appropriately reflected the fair values of Rainbow’s underlying accounts except that a building with a 5-year future life was undervalued by $62,000 and a fully amortized trademark with an estimated 10-year remaining life had a $67,000 fair value. At the acquisition date, Rainbow reported common stock of $100,000 and a retained earnings balance of $260,000. The amount of goodwill allocated to the noncontrolling interest was:
a. $12,400.
b. $25,800.
c. $0
d. $18,900.