Answer:A
Explanation: because it seemed like it would be easier to do so
President Abraham Lincoln issued the Emancipation Proclamation on January 1, 1863, as the nation approached its third year of bloody civil war. The proclamation declared "that all persons held as slaves" within the rebellious states "are, and henceforward shall be free."
There is very little water. Due to that animals were not as populated nor were humans in that area.
The heart of the Piedmont is the valley of the Po river, south of which intenisve agriculture is conducted. These low lands produce rice, wheat, milk and fruits. In the hills the production of wines is favoured by the weather, including the "Barbera" and "Asti" varieties .