The correct option is C Rs. 2,50,000
Here, to purchase assets of Rs 2,00,000, 12% debentures were issued at Rs 100 each with discount of 20% i.e. Rs 80 that means number of shares issued is 2,00,000/80 i.e. 2,500. This means the Debenture A/ c will be credited with 2500*Rs 100 i.e. Rs 2,50,000.