If a president believes that emergency conditions require a quick decision reguarding an argument with another country, which tool allows him to make a decision without senate approval

A. The power of pardon

B. An executive agreement

C. The law of presidential succession

D. The power of veto

E. A state of emergency

The law which allows the president to make a hasty decision is an executive agreement. This agreement is not legally binding and does not need the approval of Congress.

B. An executive agreement.

Explanation:

An executive agreement is an agreement between two heads of government that is binding in international law. These are binding because they are negotiated and entered into under the president's authority. Executive agreements are made solely by the President and do not need approval of the Senate. Therefore, they are used in cases where the president believes that emergency conditions require a quick decision.