GNW Limited's latest Earnings Per Share (EPS) is $2.50, while its dividend per share (DPS) is $1.50. The Return on Owners Equity is 15%. Calculate the sustainable growth rate of the for this stock. Select one: a. (1($2.50/$1.50))15%= 10% b. (1($1.50/$2.50))15%= 6% c. ($2.50/$150)15%=25% d. ($1.50/$2.50)15%=9%