The author’s purpose in “Solar-Powered Public Buildings? Not So Fast, California!” is to explain why the suggestion to power all of California’s public buildings with solar energy is flawed. How effective is the author in achieving this purpose? answer this easy question! 20 points if corect and brainliest

ineffective, because the author relies only on personal opinions rather than facts to point out problems with solar power

ineffective, because the author supports the opposing viewpoint by introducing the idea that solar power is popular

effective, because the author reveals the significant costs of readying California’s public buildings to run on solar power

effective, because the author shows that less than half of California’s energy supply comes from solar power