The correct option is
D Rs.
3,00,000Security premium is the extra amount charged per share by the company for future uses.
Premiumonpreferenceshares=premium100×IssueAmount
Substitute the values in above equation
Premiumonpreferenceshares=5100×Rs20,00,000=Rs1,00,000
Premiumonequityshares=premium100×IssueAmount
Substitute the values in above equation
Premiumonequityshares=10100×Rs20,00,000=Rs2,00,000
Securitypremiumamount=Rs1,00,000+Rs2,00,000=Rs3,00,000.