India's population growth during the 20th century can be classified into four distinct phases. Match List I (period) with List II (Phase) and select the correct answer using the codes given below the lists:

List I (Period)                          List II (Phase)

A. 1901-1921                        1. Steady growth

B. 1921-1951                        2. Rapid high growth

C. 1951-1981                        3. Stagnant growth

D. 1981-2001                        4. High growth with definite

                                                signs of slowdown

Codes : A B C D

I.A.S. (Pre) 2002