Which of the Following Is NOT a Covenant of the Mortgagor

Multiple Choice

Which of the following is NOT a covenant of the mortgagor?

A) to pay the debt and accrued interest,at the stipulated times
B) to pay the taxes on the land the buildings
C) to execute the necessary discharge of the mortgage upon payment in full
D) to keep the premises in a reasonable repair
E) to keep the property adequately insured in the name of the mortgagee