Answer:
a is false (sorry I don't know the other ones)
Explanation:
0.2 as a percentage is 20%
The Ottoman economy was disrupted by inflation, caused by the influx of precious metals into Europe from the Americas and by an increasing imbalance of trade between East and West.
Concentrated ownership of land by minority elite
War Communism in Russia involved all of the following except forcing peasants to to join the military. The correct option among all the options given in the question is option "c". It was a fact that peasants had to supply food after keeping a bare minimum for themselves. The banks, factories, mines and railroads were all taken over by the government.
Answer: some achievements are creation of mathematics and sewage systems,
Explanation: They are things we use today for example sewage systems are now modernized into more advanced systems.