D looks like the best option
The Black Codes were put in place in south Carolina (as well as other places in the southern states) as a way to make whites continue to feel superior and suppressing the rights of African Americans, while technically not breaking the law, as they were not enslaving the Africans.
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John<span> f. Kennedy replaced Eisenhower's concept of massive retaliation with a flexible response strategy.</span>
President John F. Kennedy rejected the strategy of heavy vengeance throughout the Cuban Missile Disaster in partiality of soft acknowledgment.
If there is a difference in elevation between the ends of a canal<span>, the channel is built as a series of level sections linked by </span>locks<span>. A </span>lock<span> is a rectangular chamber</span><span> Hope this Helps you.</span>