Mr. Seider, a shareholder in the Greenfield Corporation, owns 3,000 shares of their common stock, which represents 35% of the outstanding common stock of Greenfield Corporation. Mr. Seider receives a 10% stock dividend. After the stock dividend, what is Mr. Seider's ownership in Greenfield Corporation's common stock?

A: 35% ownership

B: 25% ownership

C: 10% ownership

D: 45% ownership