I know the right answer, but do not know how to compute it. Please be very detailed in computation

Raptor Inc. has retained earnings of $500,000 and total stockholders' equity of $2,000,000. It has 100,000 shares of $8 par value common stock outstanding, which is currently selling for $30 per share. What will occur is Raptor declares a 10% stock dividend on its common stock? C Retained earnings will decrease by $300,000 and total stockholders' equity will increase by $300,000. Net income will decrease by $80,000. Retained earnings will decrease by $300,000 and total paid-in capital will increase by $300,000. Retained earnings will decrease by $80,000 and total stockholders' equity will increase by $80,000