D. Relevant facts and examples. I think. Hope it helps.
As a South Carolina senator, Calhoun used the argument of states' rights to protect slavery in what is known as the Nullification Crisis of 1832-1833. At the end of his senatorial career, Calhoun opposed the Compromise of 1850 because of its proposed limits on slavery during the westward expansion of the nation.
<span>Slaves were not allowed to own a property, participate in social activities such as elections and were not given a humane treatment. Due to discrimination black skinned individuals who were deemed as free men were given the same restrictions. 2. How did free blacks respond to the slave codes? Slavery in the Americas introduced the troubling element of race into the master/slave relationship. For the first time in history, dark skin became the social marker of chattel slavery. And, as a means of justifying this new face which is a black face given to an ancient practice, the slavers and their supporters created a race-specific ideology of condemnation. Two and one-quarter centuries of human debasement and degradation denied slaves, not only their basic humanity, but also the opportunity to develop resources that could be used for their own empowerment and later bequeathed to future generations of blacks. Slavery harmed the slaves by creating capital deficiencies or developmental.</span>
The answer is c
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Answer: It resulted in the withdrawal of all US assistance to South Vietnam.
Explanation: