c. caused the native americans to o develop immunity to european disease s
Answer:
The Roman Republic was an unequal system where Patricians(the elite) had special rights and power for most of the Republican existence, whereas other people living in Rome were divided between free Roman citizens, non-citizens who had reduced rights, and slaves who has no rights.
The Roman Empire was an empire ruled by emperors that controlled parts of the Mediterranean as well as parts of Asia and Africa, during their rule, Rome was one of the most powerful cities in the world.
bartering of goods for each other
Explanation:
After the decline of the Indus valley civilization, Vedic age started in the Indian history. Generally dated, between 1500-600 B.C. as most of the modern scholars agree on this date. References point to the use of barter system and metallic currency in that age. In the Vedic Age, the cow stood as a higher unit of barter and cowrie-shells were used for lower purchase
Roosevelt was disappointed and Hoover was worried cause he didn’t know how to fix the depression