Suppose you invest $20,000 by purchasing 200 shares of Abbott Labs (ABT) at $50 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 12.9%, Lowes has a return of 20%, and Abbott Labs has a return of 10%. The value of your portfolio over the year is A. $22,792 B. $20,720 C. $19,684 D. $21,756