If you were writing a research paper about wind turbines, which sentence from the passage would be irrelevant to your research? a)the most common type of turbine has blades like airplane propellers. b)over 5,000 years ago, ancient egyptians used wind to sail ships on the nile river. c)people often build the turbines close together in a wind-power plant called a wind farm. d)instead of using that energy for simple tasks, though, turbines turn the energy into electricity.