Correct option is C
✅ (c) Wheat: • Sonalika and Kalyan Sona are high-yielding semi-dwarf wheat varieties. • Introduced during the Green Revolution in the 1960s. • Brought from Mexican dwarf varieties developed by Dr. Norman Borlaug. • Significantly increased India’s wheat production.
❌ (a) Barley: • Different cereal crop, unrelated to these varieties.
❌ (b) Rice: • These are wheat varieties, not paddy-related.
❌ (d) Maize: • Sonalika and Kalyan Sona are not maize varieties.