Which of the following is NOT a problem caused by protectionism and/or trade barriers? A: increased trade and commerce between countries

B: an increase in the price of foreign goods

C: economies that are inefficient and unresponsive to change

D: trade wars

Which of the following statements accurately describe the importance of the american concept of government and democracy? (select all that apply.)

What was the social class pyramid during the civil war?

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