Johannes Gutenberg known for "<span>a. inventing the modern printing press". This of course had huge ramifications for the world, especially when the Bible was printed and spread widely. </span>
the jews had to wear a badge that attracted the Nazi's.
The best definition of China's (current) economic system would be "<span>C. a mixed economy," since although they are technically still a communist country, they have embraced many capitalist ideals. </span>