Of the following, which is the most important reason that voter turnout is lower in the United States than in most other industrial democracies. American citizens are more apathetic than are citizens in other democracies. American citizens are more apathetic than are citizens in other democracies. A There are fewer elections in the United States than in other democracies. There are fewer elections in the United States than in other democracies. B It has traditionally been more difficult to register to vote in the United States than in most other industrial democracies. It has traditionally been more difficult to register to vote in the United States than in most other industrial democracies. C United States elections receive less media attention than do elections in other democracies. United States elections receive less media attention than do elections in other democracies. D Unlike other industrial democracies, the United States has a two-party system.