Which of the following statements are correct regarding Indian Five-Year Plans? 1. The First Five-Year Plan was based on the PC Mahalanobis model. 2. The First Five-Year Plan laid emphasis on agricultural development. 3. The Five-Year planning concept in India was borrowed from the USSR (Russia).

Options:

• A: Only 1 and 2
• B: Only 1 and 3
• C: Only 2 and 3
• D: 1, 2, and 3

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