How do scientists study prehistory without the aid of written records from that time?

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.

1)which is the following was characteristic of the british colonies but not the french or spanish religion a. presence of slavery b. religion conversion c. smuggling and piracy d. strict racial hierarchy 2)how did the columbia exchange affect europe? a diseases from the new world decimated the population of the european continent b new crops introduced to europe generated further interest in the new world c enslavement of american indians in europe changed cultural attitudes toward slavery d the items produced by american indians become objects of competition in europe

How did the communists gain power in russia