Suppose you invest $20.000 by purchasing 200 shares of Abbott Labs (ABT) at 550 per share 200 shares of Lowes (LOW) at $30 per share, and 100 shares of Ball Corporation (BLL) at $40 per share Suppose over the next year Ball has a return of 12.7% Lowes has a return of 22%, and Abbott Labs has a return of -10% The return on your portfolio over the year OA. 62% OB. 0% OC. 4.1% OD. 83%