They watched the spectacle of whites marching away to war and the attendant fear of wives and mothers, people whom the slaves, in many cases, knew intimately; and they saw the grief that exploded when those same soldiers came home mangled or were sent home dead.
Answer:
I think it's D. all of the above, but I am not 100% sure.
Explanation:
I know that Florida was a major slave trade center and so was Alabama, so that's why I think it's all of them.