Task: Inferred Instance Class Reasoning (ontology: Business_Finance/Financial_Industry_Business_Ontology)

After reasoning over the ontology, which class is one valid inferred class for the instance 'XNAS - GOOGL'? Context: ticker symbol for Alphabet Inc. class A common stock listed in the Nasdaq (NASDAQ-NGS)

A. regulation identifier
B. reassignable identifier
C. business register identifier
D. financial instrument short name

Answer: reassignable identifier