Which of the following statement(s) is/are found to be correct? I. The President may be removed from office for violation of the Constitution, before the expiry of his term, by impeachment. II. Such impeachment can be moved in either House of Parliament by means of a written resolution, after 14 days notice, duly signed by at least one-fourth of the total membership of the House concerned. III. The President has the right to be heard and defend himself during investigation and if the charges are sustained by a resolution adopted by a two-thirds majority, the President can be removed from office.