Extensible select and enumeration types

and their elements in schema MODEL_PARAMETER_XIM taking into account BASED_ON types


 action_items - EXTENSIBLE GENERIC_ENTITY SELECT

 action_method_items - EXTENSIBLE SELECT
          test_method_based_parameter_assignment
          test_method_based_parameter_assignment_armx

 characterized_product_definition - EXTENSIBLE SELECT
          product_definition
          product_definition_relationship

 class_system_item - EXTENSIBLE GENERIC_ENTITY SELECT
          characterized_class

 classification_item - EXTENSIBLE GENERIC_ENTITY SELECT
          characterized_class
          class
          classified_item

 classified_element_select - EXTENSIBLE GENERIC_ENTITY SELECT
          product
          product_definition_formation
          product_view_definition

 classified_item - EXTENSIBLE GENERIC_ENTITY SELECT
          product
          product_definition
          product_definition_formation

 document_reference_item - EXTENSIBLE SELECT
          model_parameter
          model_parameter_armx
          property_value_representation
          representation

 external_identification_item - EXTENSIBLE GENERIC_ENTITY SELECT
          document_definition
          document_file
          external_source
          externally_defined_class
          externally_defined_general_property
          file
          product_definition

 externally_versioned_item - EXTENSIBLE GENERIC_ENTITY SELECT
          externally_defined_general_property

 groupable_item - EXTENSIBLE GENERIC_ENTITY SELECT
          group_relationship

 identification_item - EXTENSIBLE GENERIC_ENTITY SELECT
          characterized_class
          class
          document_file

 name_item - EXTENSIBLE GENERIC_ENTITY SELECT
          external_class_library

 organization_item - EXTENSIBLE SELECT
          class

 person_and_organization_item - EXTENSIBLE SELECT

 property_assignment_select - EXTENSIBLE SELECT