Not completely sure bit I think the answer is D
because this is what I got from Wikipedia: :Independent agencies of the United States federal government are those agencies that exist outside the federal executive departments (those headed by a Cabinetsecretary) and the Executive Office of the President.[1] In a more narrow sense, the term may also be used to describe agencies that, while constitutionally part of the executive branch, are independent of presidential control, usually because the president's power to dismiss the agency head or a member is limited.
Regulatory agency, independentgovernmental commission established by legislative act in order to set standards in a specific field of activity, or operations, in the private sector of the economy and to then enforce those standards. Regulatory agencies function outside executive supervision.
*executive deals with the president
The primary purpose of the Hawley-Smoot Tariff of 1930 was to raise tariffs on imports to the United States in an effort to protect domestic jobs. It was widely seen as a failure, however.
True..... It was true only based on the factory owner some factory owner were mean and cruel but some were nice and gave them many things
HOPE THIS HELPS :)
In short, excessive speculation.
During the 1920s, the United States economy saw a period of massive growth and everybody wanted in. So, many people overleveraged themselves and got into financial speculation. People did well for a while but the music eventually stopped as the market hit limits and the house of cards came tumbling down as many people didn't have the money to back their bets.