both questions please

Which statement about risk premium is false? a. Risk premium is the compensation for taking risks above and beyond the risk-free asset. b. The risk premium of the risk-free asset is always greater than zero. c. The risk premium of an asset can be measured as the arithmetic average returns in history minus the average risk-free rate. d. In finance, we typically use T-bill rate as the risk-free rate. Which of the following headlines below can be categorized as "systematic risks"? i. iii. a. i) and ii) b. i) and iii) c. ii) and iv) d. i), ii), iii) and iv) Which statement about risk premium is false? a. Risk premium is the compensation for taking risks above and beyond the risk-free asset. b. The risk premium of the risk-free asset is always greater than zero. c. The risk premium of an asset can be measured as the arithmetic average returns in history minus the average risk-free rate. d. In finance, we typically use T-bill rate as the risk-free rate. Which of the following headlines below can be categorized as "systematic risks"? i. iii. a. i) and ii) b. i) and iii) c. ii) and iv) d. i), ii), iii) and iv)