Your company currently uses internal number ranges for documents. You are rolling out your system in a new country. It i

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Your company currently uses internal number ranges for documents. You are rolling out your system in a new country. It is a legal requirement in this country to have external document numbering on vendor invoices (currently document type KR). You have copied the number ranges from the existing company code to the new company code.
Which Customizing settings do you have to make to meet this requirement and have a minimal effect on the existing system configuration?

A. Mark a new document number range as external and assign it to the document type KR.
B. Create a new external document type and assign the number range 51 to the new document type.
C. Create a new document type and a new external number range interval as external. Assign the new number range to the new document type.
D. Mark existing number range interval 51 as external for the new company code.