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

The property 'has exercise terms' applies to instances of 'derivative instrument', and 'future' is a subclass of 'derivative instrument'. Which class can appear as the value of 'has exercise terms' for instances of 'future'?

A. European exercise terms
B. exercise terms
C. exercise convention
D. canary exercise terms

Answer: exercise terms