With reference to the 42nd Constitutional Amendment Act, consider the following statements:
i. It added the words "Socialist," "Secular," and "Integrity" to the Preamble of the Constitution.
ii. It curtailed the powers of the Supreme Court and High Courts in terms of judicial review.
iii. It reduced the tenure of the Lok Sabha and State Legislative Assemblies to 5 years.
iv. It introduced Fundamental Duties under Part IV-A of the Constitution.
Which of the statements given above are correct?
Ai, ii, and iv only
Bi, iii, and iv only
Cii, iii, and iv only
Di and ii only
