In 1980 the depository institutions deregulation and monetary control act loosened many government controls, including the elimination of interest-rate on savings and time deposits.

Ceiling

Explanation:

  The interest rate ceiling is one of the type of contractual provision that helps in outline the all the transaction related to the interest rate.

The interest rate ceiling is basically refers to the maximum rate of the interest that are permitted on the specific transaction that helps in providing all the contractual loan terms.

According to the given question, the Monetary control act including the eliminating of the interest rate ceiling for the time deposits and on savings.

 Therefore, Ceiling is the correct answer.

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