I would assume that c would be the answer, because stonewall jackson had very little importance, other than being used for propaganda. You can always replace a general. But D could also be an answer, but it's very unlikely. And also what victory are you referring to?
C) about 60 million dead and parts of Europe & Asia devastated.
Answer:
If the 2 objects have the same density, they must have the same mass and volume
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