Step 1: Artist Information.
- Gurcharan Singh: Indian artist, born 1928.
- Nirmala Patwardhan: Indian artist, born 1898.
- Devi Prasad Gupta: Indian artist, born 1923.
- Ira Choudhary: Artist, born 1927.
Step 2: Artist-Birthdate Matches.
- (A) Gurcharan Singh: 1928 (Option III).
- (B) Nirmala Patwardhan: 1898 (Option I).
- (C) Devi Prasad Gupta: 1923 (Option IV).
- (D) Ira Choudhary: 1927 (Option II).
Step 3: Final Matching.
The correct pairings are: (A) - (III), (B) - (I), (C) - (IV), (D) - (II).