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

The property 'has first coupon payment date' applies to instances of 'coupon payment terms', and 'fixed coupon terms' is a subclass of 'coupon payment terms'. Which class can appear as the value of 'has first coupon payment date' for instances of 'fixed coupon terms'?

A. last regular coupon date
B. explicit date
C. bond registrar
D. bond insurance

Answer: explicit date