Task: Property Constraint Reasoning (ontology: Sciences/Biology)

The property 'expressed in' applies to instances of 'continuant', and 'specifically dependent continuant' is a subclass of 'continuant'. Which class can appear as the value of 'expressed in' for instances of 'specifically dependent continuant'?

A. material anatomical entity
B. cofactor
C. food preservative
D. flight

Answer: material anatomical entity