In the view that follows, which field can’t be updated? CREATE VIEW example_2 AS SELECT invoice_number, invoice_date, invoice_total, payment_total, invoice_total - payment_total - credit_total AS balance_due, SYSDATE() - invoice_date AS days_old FROM invoices Group of answer choices

Aaron corporation, which has only one product, has provided the following data concerning its most recent month of operations: selling price $ 102 units in beginning inventory 0 units produced 4,900 units sold 4,260 units in ending inventory 640 variable costs per unit: direct materials $ 20 direct labor $ 41 variable manufacturing overhead $ 5 variable selling and administrative expense $ 4 fixed costs: fixed manufacturing overhead $ 64,200 fixed selling and administrative expense $ 2,900 the total contribution margin for the month under variable costing is: