How does the organizational structure of the passage affect the author’s purpose? The author first identifies the problems with the proposed U.S. Constitution before proposing the best solution. The author compares the U.S. laws with the Spartan laws to emphasize the importance of a republican government. By describing the steps in the amendment process, the author stresses the flaws with the proposed U.S. Constitution. Before explaining why a U.S. Constitution is needed, the author discusses what rights should be provided by the lawmakers.