Choose the correct statements regarding political ideas -

A. John Locke championed the cause of constitutional government.

B. Montesquieu proposed a system of checks and balances in the form of separation of power which became the important feature of British Constitution.

C. Jeremy Bentham developed his idea of utilitarianism.

D. J. S. Mill argued for broadening of popular participation with inclusion of women.

E. Thomas Hobbes discussed the grounds of political obligation in his classical work 'Philosophy of Right".

Choose the correct answer from the options given below: