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

The property 'has default rate' applies to instances of 'debt pool', and 'credit card account pool' is a subclass of 'debt pool'. Which class can appear as the value of 'has default rate' for instances of 'credit card account pool'?

A. default rate
B. debt securities market maker
C. life analytic
D. duration analytic

Answer: default rate