When Creating a New Repository Service, a Database Username (Schema)

When creating a new repository service, a database username (schema) must be specified to hold the metadata tables Can the new repository service use a database schema that contains existing repository tables and objects? Assume you need to preserve the existing objects.

A) No. For a new repository service, the database schema must be empty.
B) No. When the new service is created, existing tables will be automatically dropped.
C) Yes. The tables and objects will be preserved by default.
D) Yes. The user must select the creation option, "Do not create new content.