Because there are no written records from the time of the migration of indigenous people to the americas, modern people have developed theories of migration based on which of the following?
a. archeological evidence
b. dna evidence from modern native americans
c. oral tradition
d. written records from asian cultures

china has confucianism thats everywhere in asia but it isn't really a religion.  

when a country suffers, for example, a drought period, the market product is affected for a low offer, in this case, potatoes; the government has to tax to the households, which have to give more money for the potatoes which they consume, that situation make them consume substitute goods even through loans, it could increase the financial market movement and the inflationary phenomena, the business has to increase salaries in order to the employees could buy a more expensive food (potatoes) and in order to inflation tha business had to buy expensive supplies in the factor market, while the rest of the world have to gain more money to consume the same amount of potatoes.