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

After reasoning over the ontology, which class is one valid inferred class for the instance 'pN1 (kidney)'? Context: A pathologic lymph node stage for kidney according to AJCC 7th edition indicating that there is regional lymph node metastasis.

A. Distribution clause
B. Open source software license
C. categorical value specification
D. Release candidate

Answer: categorical value specification