The answer is c. Hopes this help :)
Their contributions and innovations made modern cities possible.
Answer:
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Explanation:
James Prescott Joule
James Prescott Joule FRS FRSE was an English physicist, mathematician and brewer, born in Salford, Lancashire. Joule studied the nature of heat, and discovered its relationship to mechanical work. This led to the law of conservation of energy, which in turn led to the development of the first law of thermodynamics. The SI derived unit of energy, the joule, is named after him.
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