Correct option is A
Option (a): Correct
• Godavari buffalo was developed by crossing local Andhra Pradesh buffaloes (especially from East & West Godavari districts) with Murrah.
• The objective was to improve milk yield, heat tolerance, and disease resistance while maintaining adaptability to coastal climate.
Option (b): Incorrect
• Nili–Ravi × Murrah cross does not constitute the Godavari breed; this combination is used for other improvement programmes.
Option (c): Incorrect
• Surti × Murrah is not recognized as Godavari; Surti contributes to other synthetic breeds, not this one.
Option (d): Incorrect
• A correct and well-documented cross exists, so “None of the above” cannot be correct.