Task: Property Constraint Reasoning (ontology: Business_Finance/Financial_Industry_Business_Ontology)

The property 'has first premium call date' applies to instances of 'call feature', and 'make whole feature' is a subclass of 'call feature'. Which class can appear as the value of 'has first premium call date' for instances of 'make whole feature'?

A. bond registrar
B. municipal debt remarketing agent
C. redemption schedule
D. explicit date

Answer: explicit date