Task: Class Definition Understanding (ontology: Sciences/Computer_Science)

Which of the following definitions best describes 'OWL-XML'?

A. The PSI-MI format is an acronym for the Proteomics Standards Initiative - Molecular Interaction format. It provides an XML standard for molecular interactions and is supported by many molecular interaction databases and tools.
B. The Web Ontology Language (OWL) in XML serialization
C. Systems Biology Markup Language (the concept) is a machine-readable format for representing models. It's oriented towards describing systems where biological entities are involved in, and modified by, processes that occur over time.
D. Format of Taverna workflows.

Answer: The Web Ontology Language (OWL) in XML serialization