The Primary Difference Between a Line of Credit and a Revolving

The primary difference between a line of credit and a revolving credit arrangement is the:

A) length of the time period covered by the loan agreement.
B) type of collateral used to secure the loan.
C) fact that the line of credit is a secured loan and the revolving credit arrangement is unsecured.
D) fact that the line of credit is an unsecured loan and the revolving credit arrangement is secured.
E) line of credit is a long-term financing agreement while the revolving credit arrangement is a short-term financing agreement.