An author writes an article about the environmental benefits of urban rooftop gardening, detailing how it reduces air pollution, lowers city temperatures, and provides local food sources. What is the primary purpose of this text?
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A
To entertain readers with stories about city gardening.
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B
To persuade city dwellers to start their own rooftop gardens.
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C
To inform the reader about the positive environmental impacts of rooftop gardens.
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D
To criticize current urban environmental policies.