Which of the following were true of the original Reciprocal Trade Agreements Act? Select all that apply.

Congress could terminate any negotiated agreement after a period of $3$ years.

Gave the president authority to negotiate up to $50\%$ increases or decreases in tariffs with trading partners.

Congress required all agreements to be approved by a $\frac{2}{3}$ vote in the Senate.

Agreements only applied to imports from the country that was party to the negotiations, not to any country that was not involved in the negotiation.