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

The property 'has individual postcode' applies to instances of 'physical address', and 'post office box address' is a subclass of 'physical address'. Which class can appear as the value of 'has individual postcode' for instances of 'post office box address'?

A. secondary unit
B. supplemental address designator
C. street address
D. postcode

Answer: postcode