Which of the following statements is TRUE? A) The burning of fossil fuels contributes to global warming. B) Cars that run on hydrogen fuel cells are environmentally friendly. C) The more energy produced per kg of CO₂ produced, the better the fuel. D) Acid rain is one of the problems associated with the combustion of fossil fuels. E) All of the above are true.

Question

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All the statements provided are true. A) The burning of fossil fuels releases greenhouse gases, contributing to global warming. B) Cars that run on hydrogen fuel cells emit only water vapor, making them environmentally friendly. C) The efficiency of fuel is often measured by the amount of energy produced per unit of carbon dioxide emitted, making fuels that produce more energy per kg of CO2 better in terms of efficiency and environmental impact. D) Acid rain, which can harm ecosystems and structures, is caused by pollutants released during the combustion of fossil fuels.

Which of the Following Statements Is TRUE