6. Which of the following regions had the largest free black population in 1820?
A) the Upper South
OB) the Deep South
O C) New England
OD) the Mid-Atlantic

D.

Explanation:

The region in which the black population was highest in 1820 was the Mid-Atlantic. The Mid-Atlantic is a region that is found between the Northeastern and Southeastern states in the US. The Mid-Atlantic region comprises of New York, New Jersey, Virginia, West Virginia, Delaware, Pennsylvania, Washington D.C. and Maryland.

The high number of blac population were found in these states of Mid-Atlantic in 1820 as the whites had large number of black slaves in these states.

Therefore, option D is correct.

france,russia and prussia had absolute monarchy and it meant:

when louis xiv inherited the throne, he was able to serve as his chief minister.louis xiv ruled as an absolute monarch.