A.當(dāng)期應(yīng)計提的壞賬準(zhǔn)備=當(dāng)期按應(yīng)收款項余額×壞賬準(zhǔn)備計提率
B.當(dāng)期應(yīng)計提的壞賬準(zhǔn)備=當(dāng)期按應(yīng)收款項余額×壞賬準(zhǔn)備計提率-“壞賬準(zhǔn)備”科目的貸方余額
C.當(dāng)期應(yīng)計提的壞賬準(zhǔn)備=當(dāng)期按應(yīng)收款項余額×壞賬準(zhǔn)備計提率+“壞賬準(zhǔn)備”科目的借方余額
D.當(dāng)期應(yīng)計提的壞賬準(zhǔn)備=當(dāng)期按應(yīng)收款項計算應(yīng)計提壞賬準(zhǔn)備金額-“壞賬準(zhǔn)備”科目的期末余額