Who is the author of 'Rethinking Democracy'?

Which of these is not a device of direct democracy?

Who among the following is the author of the book, The Social Contract?

Which one of the following statements with regard to protective democracy is not correct?

Who among the following said that Democracy means a system of 'Government by Consent' ?

Who among the following American Presidents described democracy as “Government of the People, for the People and by the People”?