The "Inside Story" Discussed the Fiduciary Rule Announced by the Department

The "Inside Story" discussed the fiduciary rule announced by the Department of Labor in 2016.What is the requirement of this rule,and who is it meant to benefit?

A) That advisers act in clients' best interests in making recommendations when advising them concerning retirement accounts.
B) That advisers stop charging a set fee for making recommendations to clients concerning estate planning.
C) That advisers retain fees and commissions regardless of clients' interests in order to keep the industry robust.
D) That fiduciary investment advice can be provided by either registered or nonregistered investor advisers in order to create greater competition in keeping with capitalist principles.