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

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

A. explicit date
B. bond with warrant
C. first regular coupon date
D. partial redemption allocation convention

Answer: explicit date