What was the biggest difference in citizen participation in government between ancient athens and the modern united states

Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?

Where did people have to work with great organization to be successful at farming? a. on the yellow river basin c. on the hangzhou bay b. on the yangzi river basin d. on the hubei basin

All of the following are reasons why people wanted the u. s. government to acquire hawaii except which one? a. it was an ideal location for a ship refueling station or permanent naval base. b. many americans knew it would be an ideal place to vacation. c. it was an ideal location for a lucrative sugar production industry. d. many missionaries hoped to convert the large native population to christianity.