The Second Continental Congress was a convention of delegates from the 13 colonies that formed in Philadelphia in May 1775, soon after the launch of the American Revolutionary War. It succeeded the First Continental Congress, which met between September and October of 1774.
The Pyrenees mountain range.
The best answer is B.
The Warsaw pact is the name commonly given to the treaty between Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania and the Soviet Union which was signed in Poland in 1955 and was officially called The Treaty of friendship, Co-operation and Mutual Assistance. It was called the Warsaw pact because it was signed in Warsaw.
It was a response to the formation (by western allies) of the North Atlantic Treaty Organization (NATO). West Germany was allowed to join NATO and was allowed to re- militarize and thus the Soviets saw this as a potential threat.