Identify the assertion relating to classes of transactions that corresponds with the following descriptions.

1.	All sales, cash receipts, and sales adjustment transactions are recorded in the correct accounts.
2.	Sales recorded represent goods that were shipped to customers during the period.
3.	Particularly relevant to transactions around the year end; all sales, cash receipts, and sales adjustment transactions arising before the period end are recorded in the current period and those arising after the period end are included in the next accounting period.
4.	All goods shipped to customers during the period are recorded.
5.	All sales, cash receipts, and sales adjustment transactions are properly recorded.
6.	Cash receipts represent cash received from customers during the period.