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 2B (FIGO)'? Context: A International Federation of Gynecology and Obstetrics ovarian cancer stage value specification associated with TNM stage values of T2b, N0, and M0.

A. Purchase cost
B. generalization specification
C. Digital gene expression (DGE) datasets
D. categorical value specification

Answer: categorical value specification