Question 8 Not yet answered Marked out of 1.00 P Flag question The principle of risk-return tradeoff means that ........ Select one: a. an investor who bought stock in a small corporation five years ago has more money than an investor who bought JOD Treasury bonds five years ago b. higher risk investments must earn higher returns c. a rational investor will only take on higher risk if he expects a higher return d. an investor who takes more risk will earn a higher return