Step 1: Understanding the Concept:
Matching major agricultural field crops with their prominent released high-yielding cultivars and commercial hybrid varieties.
Step 2: Detailed Explanation:
Analyzing the pairing for each crop:
- A. Wheat: HD 2967 (IV), a landmark high-yielding bread wheat variety released by IARI (Pusa Wheat).
- B. Maize: Ganga 11 (III), a renowned commercial hybrid maize cultivar.
- C. Pigeonpea: ICPH 8 (II), the world's first commercial hybrid pigeonpea developed by ICRISAT in 1991.
- D. Groundnut: ICGS 11 (I), a high-yielding Spanish bunch groundnut variety.
Thus, the correct match is A-IV, B-III, C-II, D-I.
Step 3: Final Answer:
Therefore, the correct matching is A-IV, B-III, C-II, D-I, matching option (A).