Multiple Choice Question on Stock Dividends

Please show explanations. Thank you.

A. If stock price $200 falls to $197 on the ex-dividend date only because of the cash dividend, what is the dividend amount paid per share? (Hint: In this case, the value of stock falls only because the firm pays cash to the shareholders.) l) $1 $3 2) 3) $5 4) $7 5) $8 B. Dow Jones Industrial Average Index was 12,632.91 on Jan 01, 2012 and 20,068.51 on Jan 01 2017. You compute 20,068/12,632-1 58.87%. If you bought a share of each constituent stock in Dow Jones Industrial Average Index on Jan 01, 2012 and then sold them on Jan 01, 2017, what would be the net return of your investment? Assume you reinvested the dividend payments in the same stock. l) 58.87 2) smaller than 58.87%. 3) larger than 58.87%. 4) -58.87%. 5) 0%