18. A company receives a payment of $2,000 from a customer for goods previously sold on credit. The following journal entry ................ is correct

a. Debit Cash $2,000, credit Accounts receivable $2,000

b. Debit Accounts receivable $2,000, credit Cash $2,000

c. Debit Sales $2,000, credit Accounts receivable $2,000

d. Debit Accounts receivable $2,000, credit Sales $2,000