Task: Property Constraint Reasoning (ontology: Arts_Media_Entertainment/VideoGameOntology)

The property 'is event in session' applies to instances of 'instantaneous event', and 'menu event' is a subclass of 'instantaneous event'. Which class can appear as the value of 'is event in session' for instances of 'menu event'?

A. Session
B. Character
C. playing area
D. Agent

Answer: Session