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

The property 'described in' applies to instances of 'collective investment vehicle', and 'equity fund' is a subclass of 'collective investment vehicle'. Which class can appear as the value of 'described in' for instances of 'equity fund'?

A. fund manager
B. fund prospectus
C. fund investment restrictions set
D. fund distributor

Answer: fund prospectus