Answer:
They did not want the war to get out of hand
Explanation:
at the time the allies did not know of the sheer navy power that hitler had and recently recovering from ww2 which germany was blamed for they did not want to escalate into another world war
The answer is C. 1960s. Hope this helps!
I believe the answer is D as B and C are just completely false and while A could be possible its not the answer because granting voting rights to former slaves doesn't really punish the south but it does give former slaves suffrage. So its D