The inf treaty (1987) was signed by us president ronald reagan and soviet chairman mikhail gorbachev and dealt with a) ending the soviet union. b) tearing down the berlin wall. c) declaring peace in the cold war. d) reducing the nuclear arsenal of both countries.

D

Explanation: Reducing the nuclear aresnal of both countries.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

jewish people, gypsies, and political opponents.