19. Flawless Corporation uses a perpetual inventory system. If Flawless Company sells $5,000 of goods on account that cost $1,000, the company's required entry includes a a. $5,000 debit to Accounts Receivable. b. $1,000 credit to Cost of Goods Sold c. $1,000 debit to Inventory d. Both (b) and (c) are correct.