A regulatory agency (also regulatory authority, regulatory body or regulator) is a public authority or government agency responsible for exercising autonomous authority over some area of human activity in a regulatory or supervisory capacity. An independent regulatory agency is a regulatory agency that is independent from other branches or arms of the government.

Based on that paragraph can we conclude that this sentence is true?
A regulatory agency is the same thing as a regulatory body.

Possible answers:
(A). Yes;
(B). It's impossible to say;
(C). No;
(A).