Task: Instance Class Understanding (ontology: Business_Finance/Financial_Industry_Business_Ontology)

Which of the following classes does 'Level I American depositary receipt' belong to as one valid explicit type? Context: American Depositary Receipt level indicating that the ADR can only be traded over-the-counter in the U.S.

A. American depositary receipt level
B. module
C. priority level
D. contract milestone

Answer: American depositary receipt level