Within the last few years, power in Congress has become
A) controlled by the influence of interest groups and Political Action Committees (PACs).
B) dependent on the relationship between the members of Congress and the president as the chief legislator.
C) more centralized, with more power in the hands of senior party leaders.
D) decentralized with the proliferation of subcommittees and caucuses.
(this multiple choice question has been scrambled)