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

The property 'has principal party' applies to instances of 'contract', and 'unilateral contract' is a subclass of 'contract'. Which class can appear as the value of 'has principal party' for instances of 'unilateral contract'?

A. contract principal
B. representation
C. disclosure provision
D. warranty

Answer: contract principal