Which of the following can influence the security level of a transaction in the Cash Flow report?

While reviewing open transactions in a vendor account balance, the accountant notices an outgoing payment the company paid in advance and two A/P invoices that relate to this payment.
Which action should be taken in order to connect the two invoices with the payment?

Which CRM object is designed to give you visibility into your sales pipeline?

You resell office supplies. You want to buy pens in boxes of 20 units and sell each pen separately. What should you define in the system to enable this process?

You have set up advanced availability-to-promise (ATP) in a company with three item groups. The first item group does NOT need an automatic ATP check. The second item group requires an ATP check and CANNOT be split into multiple deliveries. The third item group requires an ATP check but can have multiple deliveries.
What action is needed to configure This requirement?