20-109 the Primary Difference Between Basel I and the Proposed

20-109 The primary difference between Basel I and the proposed Basel II in converting OBS values to on-balance-sheet credit equivalent amounts is

A) the use of credit ratings in Basel II to assign credit risk weights on the OBS activities.
B) the use of six weight classes by Basel II rather than four classes.
C) the use of the underlying counterparty activity in Basel II to assign credit risk weights on the OBS activities.
D) All of the above.
E) Answers A and C only.