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

Which of the following classes does 'Standard & Poor's Composite Index' belong to as one valid explicit type? Context: equity index that is calculated based on the float-adjusted market capitalization of approximately 500 large companies listed on stock exchanges in the United States

A. civilian labor force participation rate
B. equity index
C. volume-weighted open price
D. material measure

Answer: equity index