What else causes excess trapped carbon dioxide on Earth? Choose ALL THAT APPLY 1. Automobiles and airplanes 2. Agriculture 3. Volcanoes

1. Automobiles and Airplanes

Explanation:

On Earth, human activities are changing the natural greenhouse. Over the last century the burning of fossil fuels like coal and oil has increased the concentration of atmospheric carbon dioxide (CO2).

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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