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

After reasoning over the ontology, which class is one valid inferred class for the instance 'G1 (Fuhrman)'? Context: A histologic grade according to the Fuhrman Nuclear Grading System indicating that nuclei are round, uniform, approximately 10um and that nucleoli are inconspicuous or absent.

A. biological sequence data
B. Platform clause
C. categorical value specification
D. Number of users clause

Answer: categorical value specification