Monthly Rent Rs. 1000 due but not paid. what will be Credited?

Accrued Rent is the right answer.

Accured rent liability.....................,,,,

Accrued Rent will be credited............

Rent A/c Dr ....    1000

   To Rent Payable A/c ....          1000

   To TDS Payable A/c ( IF any)

Answer is C. Accrued Rent is to be credited.

Of course = c :Accrued Rent

My answer is Option (C)  Accrued Rent

C ======================================

C ..............................................................................................................

C Accrued Rent will be credited because you're liable to pay the rent now i.e. you owe.

Debit Rent Expense; Credit ACCRUED RENT.