Circle the area on this map
D. Police used water cannons and tear gas to disperse the protesters from Santiago's streets, and nearly 900 people were arrested, with more than a dozen police officers and protesters injured.
C. According to the CIA World Factbook, Cuba spends 13.6 percent of its GDP on education, compared with 6.3 percent for Bolivia, 5.5 percent for the U.S. and 4.9 percent for Argentina.
C. Chile extends from the Atacama desert in the north - the driest place on earth - to Patagonia at the southernmost end of the Andes mountains. Many Chileans consider Patagonia a national treasure.
B. Bolivia ranks as the ninth worst, while the U.S. ranks 39th worst, Argentina ranks 53rd and Canada ranks 101st. At 136, Sweden has the most equal distribution of wealth, according to the CIA World Factbook.