Why is an element considered a pure substance? ill give brainliest

Think about how the author structured the article you just read, then answer the question. what type of text structure does the author use in this article? the author uses a sequence of events to trace the development of democratic rule from ancient greece to the united states. the author presents a cause-and-effect relationship to explain how the first government created in athens resulted in the empire’s downfall. the author compares and contrasts ideas about government developed by two philosophers, plato and aristotle. the author describes the problems faced by the american founding fathers, and details the solutions proposed by plato and aristotle.ach characteristic of government to athens or rome