Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
Identify the following philosopher:

(1820-1895) German philosopher and communist. Developed Marxist theory, wrote "The Condition of the Working Class in England" (1845), and co-authored "The Communist Manifesto" (1848).
Alan Turing
Friedrich Engels
Thomas Hobbes
Plato