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

Which of the following classes does 'Euroclear' belong to as one valid explicit type? Context: Euroclear functional entity, which is a global clearing house, central securities depository, and custodian that specializes in the settlement of securities transactions as well as the safekeeping and asset servicing of these securities

A. third-party agent
B. central counterparty clearing house
C. government
D. mortgage company

Answer: central counterparty clearing house