What is the preferred Implementation methodology used in SAP S/4HANA projects?

In SAP S/4HANA, which technologies can you use to set up output for a billing document? (Choose two.)

What can you set in a valid condition record to block its use in a sales order? Please choose the correct answer.

You need texts for shipping in a sales order. These are usually sourced from the ship-to party, but if they are not maintained in the ship-to party, they should be sourced from the sold-to party.
Which of the following objects controls this behavior?

Your customer requires billing to run for all invoices on the day of each month. How do you set up this requirements?
Please choose the correct answer.