Executive agreement between presidents and heads of foreign countries are considered .
A. Legal
B. illegal
C. Unconstitutional
D. Treaties

D. Treaties

Explanation:

Treaty, a binding formal agreement, contract, or other written instrument that establishes obligations between two or more subjects of international law (primarily states and international organizations).

The Treaty of Paris is an example of a peace agreement. This treaty ended the Revolutionary War. ... More recently, the North American Free Trade Agreement, or NAFTA, is a treaty between the United States, Canada and Mexico.

Modern treaties are nation-to-nation relationships between Indigenous peoples, the federal and provincial Crown and in some cases, a territory. ... Also known as comprehensive land claim agreements, modern treaties are generally signed where Indigenous title and rights have not been settled.

the recent bombing of the uss cole is one of many incidents of terrorism directed against the united states. more than 40 percent of the world’s terrorism is directed against u.s. targets.   pursue the alleged perpetrators through the criminal justice system, and still others would beef up intelligence capabilities. to deal with potential attacks involving weapons of mass destruction, some analysts advocate extending the reach of law enforcement agencies or spending more on domestic preparedness programs; others would encourage a policy of u.s. military restraint overseas to attempt to reduce the motivation for terrorist attacks on u.s. targets.