Consider the following statements:
(a) The concept of ‘equality before the law’ is of American origin, while the concept of ‘equal protection of laws’ has been taken from the British. '
(b) ‘Rule of Law’ as embodied in Article - 14 is a ‘basic feature of the Constitution and cannot be destroyed even by an amendment.
(c) The foreigner sovereign( Rulers)  including ambassadors enjoy immunity from criminal and civil proceedings.
Which of the above statements is/are correct?