Extensible select and enumeration types

and their elements in schema Pre_defined_product_data_management_specializations_arm taking into account BASED_ON types


 activity_item - EXTENSIBLE GENERIC_ENTITY SELECT

 affected_item_select - EXTENSIBLE SELECT

 approval_item - EXTENSIBLE GENERIC_ENTITY SELECT

 date_or_date_time_item - EXTENSIBLE SELECT

 external_identification_item - EXTENSIBLE GENERIC_ENTITY SELECT
          Externally_defined_activity_relationship
          Externally_defined_address_assignment
          Externally_defined_approval
          Externally_defined_approval_status
          Externally_defined_date_or_date_time_assignment
          Externally_defined_organization_or_person_in_organization_assignment
          Externally_defined_security_classification
          Externally_defined_work_request
          Externally_defined_work_request_status

 organization_or_person_in_organization_item - EXTENSIBLE SELECT

 security_classification_item - EXTENSIBLE SELECT