Task: Inferred Instance Class Reasoning (ontology: Sciences/Computer_Science)

After reasoning over the ontology, which class is one valid inferred class for the instance 'Stage IIIB (AJCC 7th)'? Context: A clinical tumor stage group according to AJCC 7th edition indicating cancers with increasing tumor or nodal extent greater than in Stage II and with differing characteristics from IIIA and IIIC.

A. Source code clause
B. version name
C. categorical value specification
D. Clustered data set

Answer: categorical value specification