When creating sales orders, which of the following statements apply?

When creating sales orders, which of the following statements apply?

More than one correct answer is correct.

Every order is clearly assigned to a sales area
Data at header level always applies to all items.
A delivery block can be set at schedule line level
During order entry you can also work with the individual material numbers from the ordering party
Data which is determined automatically during order entry from the customer or material master record cannot be changed manually