Which of the Following Is a Reason for the Increase

Which of the following is a reason for the increase in the number of banks since the mid-1980s?

A) relaxation of entry requirements into the Australian banking industry
B) changes in the regulatory requirements of non-bank depository institutions
C) the need for a more sophisticated banking system in Australia
D) relaxation of entry requirements into the Australian banking industry and changes in the regulatory requirements of non-bank depository institutions