Question 16 1 pts Which of the following statements is most correct? O A portfolio of 6 securities would have 6 unique standard deviations and 15 unique covariances. O Just two factors determine portfolio risk. O As the number of securities held in a portfolio increases, the importance of each individual security's risk (i.e., standard deviaiton) increases. Question 17 1 pts Which of the following statements is most correct? O Portfolios with higher expected returns will always have higher levels of risk. O Portfolio return is simply a weighted average of the individual asset's returns O Portfolio risk is simply a weighted average of the individual asset's risks