please answer the 5 questions in the following pictures

24) Samantha bought a stock one year ago for $66 a share. She received a total of $2.00 in dividends. Today she sold the stock for $70 a share. Which one of the following statements is correct concerning this investment? (2 points) A) Samantha has current income of $6.00. B) Samantha has a capital gain of $2.00. C) Samantha has a total return of 9.1%. D) Samantha has unrealized income of $4 a share. 26) An investment produced annual rates of return of 7%,-14%, 20% and 4% respectively over the past four years. What is the standard deviation of these returns? (2 points) A) 12.1% B) 14.0% C) 1.5% D) 7.000 21) Which of the following statements are correct concerning the present value of $1.00 five years from today discounted at 5%? (2 points) I. The present value is equal to $1.00 divided by 1.05 to the 5th power. 11. If the discount rate were less than 5%, the present value would be smaller. 111. If the discount rate were more than 5%, the present value would be smaller. IV. If the $1.00 were to be received 6 years from today, the present value would be larger. A) I and II only B) I and III only C) II and III only D) I, III and IV only 8) Which one of the following has the lowest level of risk? A) commercial paper B) money market mutual fund account C) banker's acceptance D) U.S. Treasury bill 28) Marco owns the following portfolio of stocks. What is the expecte (2 points) d return on his portfolio? Stock Amount Invested Return on Stock 400 $10,000 $2,600 -6.0% 75% 12.6% A) 5.5% 6.6% C) 4.7% D) 8.0% 29) The beta of the market is A)-1.0 B) 0.0 C) 1.0 D) undefined