The City of Walnut Creek uses encumbrance accounting and its fiscal year ends on June $30.$ On May $6,$ a purchase order was approved and issued for supplies in the amount of $$6,000.$ Walnut Creek received these supplies on June $2,$ and the $$6,000$ invoice was approved for payment. What General Fund journal entry or entries should Walnut Creek make on June $2,$ upon receipt of the supplies and approval of the invoice?

$\backslash$table$[[$Transaction$,$General Journal,Debits,Credits$],[$A$),$Encumbrances Outstanding,$6,000,],[,$Encumbrances,,$6,000],[,$Expenditures,$6,000,],[,$Vouchers Payable,,$6,000],[$B$),$Encumbrances,$6,000,],[,$Appropriations,$6,000,6,000],[,$Fund Balance$-$Unassigned,$6,000,6,000],[$C$),$Vouchers Payable,,$6,000],[,$Supplies,$6,000,],[$D$),$Vouchers Payable,,$6,000],[,$Appropriations,$6,000,],[,$Encumbrances,,$6,000]]$The City of Walnut Creek uses encumbrance accounting and its fiscal year ends on June $30.$ On May $6,$ a purchase order was approved and issued for supplies in the amount of $$6,000.$ Walnut Creek received these supplies on June $2,$ and the $$6,000$ invoice was approved for payment. What General Fund journal entry or entries should Walnut Creek make on June $2,$ upon receipt of the supplies and approval of the invoice?

$\backslash$table$[[$Transaction$,$General Journal,Debits,Credits$],[$A$),$Encumbrances Outstanding,$6,000,],[,$Encumbrances,,$6,000],[,$Expenditures,$6,000,],[,$Vouchers Payable,,$6,000],[$B$),$Encumbrances,$6,000,],[,$Appropriations,$6,000,6,000],[,$Fund Balance$-$Unassigned,$6,000,6,000],[$C$),$Vouchers Payable,,$6,000],[,$Supplies,$6,000,],[$D$),$Vouchers Payable,,$6,000],[,$Appropriations,$6,000,],[,$Encumbrances,,$6,000]]$