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

Which of the following classes does 'day-count convention actual/actual ISDA' belong to as one valid explicit type? Context: day-count convention that uses the actual number of days in each month and actual number of days in that year for calculating interest payments

A. ratio
B. earnings before interest, taxes, depreciation and amortization
C. day-count convention
D. weighting function

Answer: day-count convention