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

After reasoning over the ontology, which class is one valid inferred class for the instance 'pM1b (colon)'? Context: A pathologic distant metastases stage for colon according to AJCC 7th edition indicating that metastasis is in more than one organ or the peritoneum and histologically confirmed.

A. questionnaire
B. ILLUMINA data
C. Usage clause
D. categorical value specification

Answer: categorical value specification