Two citizens are arguing over the role and influence of the many organized interest groups that try to impact public policy. The first citizen suggests that interest groups should be banned from engaging Congress members and other policymakers. The second suggests that since there are so many groups looking to impact policy from so many different perspectives, these competing groups will bring about only policies acceptable to a consensus of the citizenry. The second citizen believes in which type of political theory

Pluralist Theory is a theory which states that a mass of groups can bring change or impact policies of the USA, instead of only one party or group. The second citizen is saying exactly that, he claims that many different perspectives of competing groups will bring about only policies acceptable to a consensus of the citizenry. So, we can conclude from his beliefs that the second citizen believes in the political theory of Pluralist Theory.

depends on what they need

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.