William, a holder of a 1,000,000 Wilson corp. bonds, collected the interest due on March 31, 2017, and then sold the bonds to Sean corp. for 975,000. On that date, Wilson, a 75% owner of Sean, had a 1,075,000 carrying amount for the bonds. What was the effect of Sean's purchase of Wilson's bond on the retained earnings and noncontrolling interest amounts reported in Wilson's March 31, 2017 consolidated balance sheet? Retained earnings Noncontrolling interest a. 75,000 increase 25,000 increase b. 0 25,000 increase c. 100,000 increase 0 d. 0 100,000 increase