I believe that the amswer is c to
Two features of Ruhr
The Ruhr German: Ruhrgebiet (audio speaker iconlisten)), also referred to as Ruhr area, Ruhr district, Ruhr region, or Ruhr valley, is a polycentric urban area in North Rhine-Westphalia, Germany.
Two features hyperinflation
The Federal Reserve is Buying 70% of U.S. Treasuries. ...
The Private Sector Has Stopped Purchasing U.S. Treasuries. ...
The answer is C) Concentration of land in the hands of the wealthy.
Mitchell Palmer was strongly Anti-Radical.
