How do you journalize the following transaction? Sold its inventory to a customer for $3,500 on account. The cost of inventory was $500 for the business. O a A/R Cash CGS 500 3,000 500 Revenue Inventory 3,500 500 Ob A/R CGS 3,500 500 Revenue Inventory 3,500 500 O c Inventory Cash 500 3,000 Revenue 3,500 3,500 O d. A/R 3,500 Revenue Inventory 500 CGS 500