In a speech, Lisa claims that burning fossil fuels causes global warming. She then states that burning such fuels increases carbon dioxide emissions. What would be the best warrant to connect these two parts of her argument?

A. I'm sure you all want to do whatever it takes to save our planet.
B. I saw a movie that explained how global warming occurs.
C. Experts agree that carbon dioxide traps the sun's heat in the atmosphere.
D. Former vice president Al Gore believes fossil fuels cause global warming.


Answer: C

Communication & Mass Media

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