Final answer:
The Depository Institutions Deregulation and Monetary Control Act of 1980 required all banks to maintain reserve deposits with the Federal Reserve, effectively subjecting all depository institutions to the same regulations and services provided by the Fed.
"the correct option is approximately option A"
Step-by-step explanation:
The Depository Institutions Deregulation and Monetary Control Act of 1980 is a significant piece of legislation affecting the banking industry in the United States. One of the major provisions of this act was to require all banks, regardless of whether they were members of the Federal Reserve System, to maintain reserve deposits with the Federal Reserve (the Fed). This law marked a shift from earlier policies, as it effectively made all depository institutions subject to the Fed's requirements.
Before the enactment of this law, only member banks were required to maintain such reserves with the Fed. The Monetary Control Act also allowed all banks to have access to the Federal Reserve's discount window and other Federal Reserve services on an equal basis. This change aimed to provide a greater level of uniformity and stability in the banking system, as it placed all depository institutions under the same regulatory umbrella, thus fostering a more level playing field.
Therefore, the correct answer to the question is: The Depository Institutions Deregulation and Monetary Control Act of 1980 required all banks to maintain reserve deposits with the Fed (Option A).