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

The property 'converts from' applies to instances of 'corporate action', and 'coupon strip' is a subclass of 'corporate action'. Which class can appear as the value of 'converts from' for instances of 'coupon strip'?

A. security
B. dividend option action
C. interest payment in kind
D. change of security trading status event

Answer: security