Which of the following statements is CORRECT? 1. d. The typical R2 for a stock is about 0.94 and the typical R2 for a portfolio is also about 0. 2. e. The typical R2 for a stock is about 0.6 and the typical R2 for a portfolio is also about 0.6. 3. a. The typical R2 for a stock is about 0.3 and the typical R2 for a portfolio is also about 0.3. 4. c. The typical R2 for a stock is about 0.3 and the typical R2 for a large portfolio is about 0.94. 5. b. The typical R2 for a stock is about 0.94 and the typical R2 for a portfolio is about 0.6.