Answer:
The answer is B
Explanation:
On September 22, 1862, after a victory at Antietam, he publicly announced a preliminary Emancipation Proclamation, declaring all slaves free in the rebellious states as of January 1, 1863.
People didn't know what had caused the continents to move, so they didn't believe him.
A
Hope this helps! :D mark me brailyest plzz
.j.
..j