12. What is the role of the stock exchange in the U.S. financial markets?+* a) Provide liquidity* b) Ensure fair security prices* c) Provide capital to corporations* d) All of the above*-* e) B and C only 13. What is the future value of $21,000 invested for 5 years at 5% compounded semi annually?+ a) $29,500 b) $24,350 c) $26,802 d) $25,913+ e) $28,266 14. How many years will it take $100 to grow to $298 if invested at 20% compounded annually?+ a) 2 years 4 years+ c) 6 years d) 8 years* e) 10 years 15. If your grandmother's estate will pay you S280 a year for 7 years, at an interest rate of 6%, what will the present value of these payments? a) $1444 b) $1608 c) S1398 d) $1563*- e) $1700