Define the columbian exchange in your own words

What was the difference between marx view of communism and the actual implementation in russia? a. there was no difference between the marxist communism and russian communism. c. marxist view was not interested in the government controlling business while in russia, everything was controlled by the government b. marxist view was focused more on economic control while russia focused on taking complete controlled of everything. d. marxist view believed that the government controlled everything without questions while russia moved more towards a mixed economy.

In a command economy, people are not free toa buy consumer goods.b work in factories.c make production or monetary choices.d receive an education.

What are some inventions during the han dynasty?