Answer:
$ 8.000 is the amount paid in dividends during these three years.
Explanation:
The total sum of Net Income operation during these three years was $9.100, the money that is not keep in retained earnings it's distributed in dividends.
To end the year with a retained earnings of $1.100, the company have been to paid in dividends $8.000.
Please see details below:
Net Incomes: $7.100 + ($1.600) + $3.600 = $ 9.100
Retained Earnings at end of the period = $ 1.100
Dividends piad by the company = $ 8.000