Task: Instance Class Understanding (ontology: Business_Finance/Occupation_Ontology)

Which of the following classes does 'failed exploratory term' belong to as one valid explicit type? Context: The term was used in an attempt to structure part of the ontology but in retrospect failed to do a good job

A. obsolescence reason specification
B. generated ontology module
C. base ontology module
D. subset ontology module

Answer: obsolescence reason specification