Budgetary Fund Balance -- Reserve for Encumbrances Current Year in Excess

Budgetary Fund Balance -- Reserve for Encumbrances current year in excess of a balance of Encumbrances Control indicates:

A) An excess of Vouchers Payable over Encumbrances Control.
B) An excess of purchase orders released over invoices received.
C) An excess of invoices received over purchase orders released.
D) A recording error.