Task: Instance Class Understanding (ontology: Business_Finance/Financial_Industry_Business_Ontology)

Which of the following classes does 'BBG001S5V4L9' belong to as one valid explicit type? Context: Financial Instrument Global Identifier (FIGI) for The Proctor & Gamble Company common shares

A. registration authority code
B. issuer identification number
C. FDIC Certificate Number
D. financial instrument global identifier

Answer: financial instrument global identifier