The correct answer is “Both [A] and [R] are correct but [R] is not the correct explanation of [A]”.
In India, judicial review is limited to constitutional matters, and the judiciary cannot interfere in matters falling under legislative or executive discretion unless they violate the Constitution.
While it's true that the scope of judicial review is limited in India compared to some other countries, the reason for this is not primarily due to borrowed items in the Indian Constitution.