Which statement BEST describes citizen participation in Brazil and Mexico? A. Citizens are forced to join the majority political party. B. Citizens do not have the right to vote in national elections. C. Citizens vote for members of the legislative and executive branches. D. Citizens vote for the legislators who elect the head of government.

Which of the following discoveries would be most likely to cause a scientific paradigm shift? a. the discovery of more rings around uranus b. the discovery of a new pathogenic virus transmitted by mosquitoes c. the discovery that a dormant volcano is showing signs of activity d. the discovery of a new species of salamander in the amazon rainforest e. the discovery that excess heat is radiating from the center of the earth and causing global climate change