Select the Word or Phrase That Best Matches the Definition

Select the word or phrase that best matches the definition or example.
-The most influential proponent of socialism,he was a German expatriate in England who advocated working-class revolution as the key to creating an ideal communist future.

A) steam engine
B) Indian cotton textiles
C) middle-class values
D) lower middle class
E) Karl Marx
F) Ellen Johnston
G) Labour Party
H) Luddites
I) socialism in the United States
J) Progressives
K) Russian Revolution of 1905
L) caudillos
M) Latin American export boom
N) Mexican Revolution
O) dependent development