4. In 1788, the Federalists promised to add a bill of rights to the Constitution in order to (A) protect their own liberties from possible abuse by the U. S. government (B) persuade state conventions to ratify the Constitution (C) ensure that government would be democratic (D) establish a popular platform for the election of George Washington

A. protect their own liberties from possible abuse by the government

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

explanation:

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."