Whispering Winds Corp. had net income of $79130 and paid dividends of $31000 to common stockholders and $20000 to preferred stockholders in 2017. Whispering Winds Corp. common stockholders equity at the beginning and end of 2017s was $495000 and $600000, respectively. Whispering Winds Corp. return on common stockholders equity is

6%.

15%.

11%.

10%.