Which challenges have the Andean and midlatitude countries faced since gaining independence? Choose all answers that are correct.

recent takeovers by nondemocratic governments

harsh rule by military leaders

extreme gaps between the rich and the poor

difficulty in controlling and developing resources

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

In addition to the supreme court, the federal court system includes appellate and trial courts. trial and district courts. appellate and superior courts. trial and superior courts.

Match each theory with its description. 1. oscillating universe theory 2 the universe came from a very dense, very hot "fireball" that exploded and expanded into existence. 2. inflation theory 3 the universe is a never-ending cycle of big bangs and big crunches. 3. big bang theory 4 the universe has always been and continues to be the same. 4. steady state theory 1 a very, very fast expansion and acceleration of the universe happened milliseconds after the big bang.