Which of the Following Is Not a Key Provision of the Reciprocal

Which of the following is not a key provision of the Reciprocal Trade Agreement Act?

A) The president is allowed to negotiate tariff reductions without Congressional involvement.
B) The tariff reductions are made on a most favored nation basis.
C) The U.S. would reduce tariffs for tariff reductions by other countries.
D) Congress can amend a negotiated trade agreement.
E) All of the above