Answer:
The Emancipation Proclamation of 1863 marked the official beginning of freedom for enslaved African Americans in the Confederacy, although many did not hear of it for several months. ... This slow-spreading freedom eventually slowed the Confederate economy and helped guarantee its defeat at the hands of the Union.
Its D
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I would say true?! The two had the two civilizations engaged in intermittent warfare.
The answer is D: they have a similar range of personality characteristics as do those in general population without down syndrome
