You have $20,000 to invest. You allocate the $ into 3 stocks as follows: Stock A $5,000; Stock B $12,000; Stock C $3,000. After one year the return on each stock was: Stock A +15%; Stock B +8%; Stock C +5%. What was the return on your portfolio? Group of answer choices 9.3% 15.0% 7.8% 10.2%