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 12.6%, Lowes has a return of 23%, and Abbott Labs has a return of 10%. The return on your portfolio over the year is:

1. 6.6%
2. 8.8%
3. 4.4%
4. 0%