Score: 0 of 1 pt 7 of 10 (2 complete) HW Score: 0%, 0 of 10 pts 12.1-4 A portfolio has three stocks 210 shares of Yahoo (YHOO), 110 shares of General Motors (GM), and 50 shares of Standard and Poor's Index Fund (SPY). If the price of YHOO is $30, the price of GM is $30, and the price of SPY is $130, calculate the portfolio weight of YHOO and GM. O A. 39.1%, 20.5% B. 37.2%, 21.5% C. 11.7%, 12.3% D. 21.5%, 37.9%