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

The property 'has unit issuer' applies to instances of 'collective investment vehicle', and 's i c a f' is a subclass of 'collective investment vehicle'. Which class can appear as the value of 'has unit issuer' for instances of 's i c a f'?

A. unit issuer
B. fund administrator
C. fund accountant
D. fund depositary

Answer: unit issuer