The two Indian families among the fifty richest in the world according to "Forbes billionare list" are:

1. Ratan Tata
2. Azim Premji
3. Kumar Mangalam (Birla)
4. Dhirubhai Ambani

Select the correct answer from the codes given below:

A) 1 and 2 are correct

B) 2 and 3 are correct

C) 3 and 4 are correct

D) 2 and 4 are correct

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2001 (GS Paper I)