Answer: Most people still believed that miasmata caused disease. A miasma could be caused by rotting food, decaying corpses, excrement or any other smelly, dirty place. Although many top physicians were now challenging Galen's ideas, most ordinary people continued to believe that illness was caused by an imbalance of humours.
Answer: C
Explanation: I would say that it's a significant role for government in the running of the economy.
1. more para of the interior geography of North America were mapped.
2. The Americans "realized" that from the Atlantic ocean to the Pacif Ocean, there was no water passage.
This is an opinionated question, so points should not be affected toward your opinon. However, I believe corporations should not have loyalty to the United States because the U.S. could ban businesses from selling/sharing a product to certain countries, however I think the U.S. government should have some say in what corporations sell to other countries so that they aren't giving some random person in "who knows where" parts to make a bomb etc...