A. is not correct because the only animals shown in the painting are the horses of the union army. B. is correct because in the painting it shows what looks to be union soldiers prying up railroad tracks with pickaxes and pry bars and other soldiers pulling down the telephone poles in the background. um and whatever the last one is lettered as is also right because in the background you can see people in slightly cheaper clothes walking opposite of the union soldiers.
Explanation:
according to most of the pictures i found on google since you did not provide a picture or screenshot, these are the answers i find most fitting for the question you have asked.
i hope that i could help you with whatever you needed. have a nice rest of your day!
because slaves were freed and indentured servants gained freedom after they finished working for a few years, but factory workers still suffer harsh conditions today so that's my reasoning
