Explanation:
The 13th, 14th, and 15th Amendments, known collectively as the Civil War Amendments, were designed to ensure equality for recently emancipated slaves. The 13th Amendment banned slavery and all involuntary servitude, except in the case of punishment for a crime.
The Cultural Revolution was a wildly complex program that failed for a variety of complex reasons, but the best option from this list is "<span>people began to seriously question communism"</span>
2,996 people die that tragic day
