For the most of the 20th century Russia was a Communist country with Socilaistic central planned economy and ruled by one party.
Http://www.theday.com/article/20120628/NWS01/307019996
Choose B: a book written by a historian who is an expert on medieval Europe.
I trust that book because the book was written by an EXPERT. Someone who is trustworthy and knows more about a student-produced website.
