Source documents include: a. remittance advices b. sales journals c. accounts receivable ledgers d. adjusted trial balances e. all of the above

e. all of the above

Explanation:

A source document is the original records that contain the details that support the transition that will be entered in an accounting system and these includes the sales receipts, the checks, purchase orders, and invoices, and the statements of banks, and other payroll reports etc.