Task: Property Constraint Reasoning (ontology: Earth_Environment/EnvironmentOntology)

The property 'in branching relationship with' applies to instances of 'material entity', and 'plant anatomical entity' is a subclass of 'material entity'. Which class can appear as the value of 'in branching relationship with' for instances of 'plant anatomical entity'?

A. electron acceptor
B. material entity
C. increased amount
D. decreased quality

Answer: material entity