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

After reasoning over the ontology, which class is one valid inferred class for the instance '100: asymptomatic'? Context: A Karnofsky score vaue specification indicating that a patient is asymptomatic.

A. performance status value specification
B. International Federation of Gynecology and Obstetrics cervical cancer stage value specification
C. pathologic lymph node stage for colon and rectum according to AJCC 7th edition
D. histologic grade according to AJCC 7th edition

Answer: performance status value specification