Answer:
D A portfolio with a high percentage of stocks
Step-by-step explanation:
The portfolio that a young investor who is not afraid of risk would choose is a portfolio with a high percentage of stocks considering that they have a high potential for earning if they are manage appropiately but stock prices change all the time and posses greater risk than other options like treasury bonds that are government debt and conservative mutual funds that include different things like stocks and bonds and as it is diversified has less risk.