Which behavior can reduce pollution that occurs due to the use
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A. Install a second refrigerator in the hot garage.
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B. Replace old appliances with energy-efficient ones.
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C. Support the construction of new coal-based power plant
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D. Replace a conventional car with an electric car.

Option D. Replace a conventional car with an electric car.

Explanation:

Conventional cars are those which moves with the use of fossil fuels such as petrol and diesel etc while electric cars are those cars which moves with the use of electricity. When fossil fuels burns in the engine of conventional cars, it produces a large amount of smoke which cause pollution in the air while electric cars do not emitt any harmful gases in the environment so electric cars are used instead of conventional cars.