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

The property 'P14 carried out by' applies to instances of 'E7 Activity', and 'E86 Leaving' is a subclass of 'E7 Activity'. Which class can appear as the value of 'P14 carried out by' for instances of 'E86 Leaving'?

A. E93 Presence
B. E39 Actor
C. E4 Period
D. E72 Legal Object

Answer: E39 Actor