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If 12 V and -19 V sources are connected so their total voltage is -7 V, they are ________.
Thaddeus Stevens
A prominent 19th-century U.S. politician and abolitionist, known for his leadership in passing the 13th Amendment, which abolished slavery.
Disloyal Planters
Plantation owners in the Southern United States who were perceived as unfaithful or traitorous to the Union during the Civil War.
Former Slaves
Individuals who were previously enslaved but gained freedom, often after legal abolition of slavery or through escape.
Black Ministers
Religious leaders within the African American community who often play a significant role in cultural and social activism.
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