Gore uses the rhetorical device of pathos to provoke the audience's emotional response towards environmental problems.
In the passage given above regarding the issues faced by the Americans due to the polluting activities undertaken by them, especially with respect of rivers and water resources.
Gore has developed a use of pathos as a rhetorical device, which makes the readers emotionally respond towards the actual environmental problems in the society.
Hence, option F holds true regarding the rhetorical device.
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