9 or 10 please help

A/An _______________ facilitates the issuing and sale of bonds and for this service is paid a fee. commercial banker investment banker dealer broker MedTech Corp stock was $50.95 per share at the end of last year. Since then, it paid a $0.45 per share dividend. The stock price is $62.50 at the end of this year. If you bought MedTech stock last year and sold it this year, what is your percent return? 7.2% 18.48% 22.67% 19.20% 23.55%