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

The property 'vessel supplies blood to' applies to instances of 'blood vessel', and 'vitelline blood vessel' is a subclass of 'blood vessel'. Which class can appear as the value of 'vessel supplies blood to' for instances of 'vitelline blood vessel'?

A. veliger stage
B. anatomical structure
C. food colouring
D. endocardium development

Answer: anatomical structure