Question: what was one reason south carolina gave for its decision to secede from the union
[{'answer': 'to preserve slavery', 'provenance': [{'wikipedia_id': '6696464', 'title': 'South Carolina in the American Civil War', 'start_paragraph_id': 7, 'start_character': 237, 'end_paragraph_id': 7, 'end_character': 256, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}, {'answer': "it was the only way for the state to preserve slavery and diminish the influence of the anti-slavery Republican Party , which , were its goals of abolition realized , would result in the `` destruction of the South ''"}, {'answer': 'diminish the influence of the anti-slavery Republican Party'}, {'provenance': [{'wikipedia_id': '6696464', 'title': 'South Carolina in the American Civil War', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17710043457258920369}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6696464', 'title': 'South Carolina in the American Civil War', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 412, 'bleu_score': 0.930807147807393, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17710043457258920369}, 'section': 'Section::::Background.\n'}]}, {'provenance': [{'wikipedia_id': '6696464', 'title': 'South Carolina in the American Civil War', 'section': 'Section::::Background.\n', 'start_paragraph_id': 7, 'end_paragraph_id': 7, 'meta': {'evidence_span': ['Alfred P. Aldrich, a South Carolinian politician from Barnwell, stated that declaring secession would be necessary if a Republican candidate were to win the 1860 U.S. presidential election, stating that it was the only way for the state to preserve slavery and diminish the influence of the anti-slavery Republican Party, which, were its goals of abolition realized, would result in the "destruction of the South":', 'at declaring secession would be necessary if a Republican candidate were to win the 1860 U.S. presidential election, stating that it was the only way for the state to preserve slavery and diminish the influence of the anti-slavery Republican Party, which,', 'Alfred P. Aldrich, a South Carolinian politician from Barnwell, stated that declaring secession would be necessary if a Republican candidate were to win the 1860 U.S. presidential election, stating that it was the only way for the state to preserve slavery and diminish the influence of the anti-slavery Republican Party, which, were its goals of abolition realized, would result in the "destruction of the South']}}]}]