Kyle is assigned to write a paper about electric vehicles. He creates this web to help organize his research.

A web graphic. Center circle is labeled Electric Vehicles. 3 circles connect to it, labeled What are the advantages?, What are the disadvantages?, How do they operate?

Which fact about electric cars could be used to answer one of the research questions in this web?

Some smaller car companies are now beginning to sell electric cars.
There are many advantages to owning and driving an electric vehicle.
Electric vehicles are environmentally friendly, because they emit no pollutants.
Researchers are currently working to improve the technology of the batteries.