After reaping a massive reward from a high-risk investment, Jamila now seeks a safer investment with stable and promising returns. She now has two options: Stock investment: Due to the success of her previous investment, a friend offers Jamila stock in their company. It has shown favorable financial performance over the last three years and has a volatility of 7% and an expected return of 13%. Bond investment: A colleague advises Jamila on a new bond with a substantial credit rating. It has a volatility of 6% and an expected return of 4%. How can Jamila make a decision on which option she wants to invest?