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

Which of the following classes does 'Dow Jones Industrial Average basket - The Home Depot, Inc. common stock date added' belong to as one valid explicit type? Context: individual representing the date that The Home Depot, Inc. common stock was added to the DJIA

A. explicit date
B. specified date
C. proper interval
D. time of day

Answer: explicit date