The Principal Reasons Financial-service Firms Are Subject to Government Regulation.( )A. To protect the safety of the public's savings. B. To control the supply of money and credit in order to achieve a nation's broad economic goals. C.To ensure equal opportunity and fairness in the public's access to credit and other vital financial services. D.To promote public confidence in the financial system, so that savings flow smoothly into productive investment, and payments for goods and services are made speedily and efficiently. E. To avoid concentrations of financial power in the hands of a few individuals and institutions.