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

The property 'incurs fees' applies to instances of 'fund unit', and 'tradable fund unit' is a subclass of 'fund unit'. Which class can appear as the value of 'incurs fees' for instances of 'tradable fund unit'?

A. sigma value of holdings
B. funds tax
C. fee payable
D. fund price

Answer: fee payable