Choose the correct statements regarding elite theory:

A. Robert Dahl advocated the Concept of polyrchial democracy.

B. John Plamenatz argued that if the will of the people is a myth, then will of the minority' also belongs to the same category.

C. Gaetano Mosca advocated the idea of elite theory in his classical work 'The Political Parties'.

D. Robert Michels advocated the idea of 'Iron law of Oligarchy'.

E. C Right Mills advocated his idea of elite power in his book 'The Managerial Revolution'.

Choose the correct answer from the options given below: