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

Which of the following definitions best describes 'credit index'?

A. measure of change in the value of the contents of a basket over a given period of time
B. benchmark whose constituents are exclusively equity instruments
C. reference index that is a function of credit events that change the value of an underlying portfolio
D. basket of securities whose constituents are listed shares

Answer: reference index that is a function of credit events that change the value of an underlying portfolio