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

After reasoning over the ontology, which class is one valid inferred class for the instance 'pT3 (ovary)'? Context: A pathologic primary tumor stage for ovary according to AJCC 7th edition indicating that the tumor involves one or both ovaries with microscopically confirmed peritoneal metastasis outside the pelvis and/or regional lymph node metastasis.

A. Maintained
B. categorical value specification
C. questionnaire
D. Source code clause

Answer: categorical value specification