Statement: The city's crime rate dropped 20% after new streetlights were installed in high-crime areas. City officials conclude the streetlights reduced crime. An analyst notes that a large police patrol increase happened simultaneously. Conclusion: The streetlights alone caused the crime reduction.
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A
The conclusion follows because streetlights were the stated intervention
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B
The conclusion does not follow because an alternative cause exists
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C
The conclusion is supported by the 20% figure
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D
The conclusion follows if officials say so