On October 1, 2016, Chief Corporation declared and issued a 10% stock dividend. Prior to this date, chief had 80,000 shares of $5 par common stock outstanding. The market value of Chief Corporation on the date of declaration was $10 per share. As a result of this dividend, Chief's retained earnings will: 

A. Decrease by $80,000 

B. Not charge 

C. Decrease by $40,000. 

D. Increase by $80,000.