The greenhouse gas carbon dioxide a. deflect harmful radiation from space b. increase precipitation in arid areas c. form clouds in the atmosphere d. maintain warmth near earth’s surface.

The greenhouse gas carbon dioxide helps to D.  maintain warmth near Earth’s surface. This phenomenon is called global warming as part of the climate change experienced by the Earth. Greenhouse gases are trapped in the atmosphere which traps the heat that is released near the surface

The answer would be (c), mass extinctions