A financial planner is examining the portfolios held by several of her clients. Identify which of the following portfolios is likely to hava tha tmallast standard deviation: A portfollo consisting of about three randomly salected stocks from different sectors A portfolio containing Microsoft, Apple, and Google stock A portfolio containing only Microsoft stock Portfollo managers plck stocks for their clients' portfollos based on the investment objective of the portlolio and several othar factark. Ona kiey consideration is each stock's contribution to portfollo risk and its statistieal relationship with the portfolio's other stocks, Based on your understanding of portiolio risk, which of the following statements are true? check av that apply