Describe how congress is set up under the constitution?

ESTABLISHED BY ARTICAL 1 OF THE CONSTITUTION THE LEGISLATIVE BRANCH CONSIST OF THE HOUSE OF REPRESENTATIVES AND THE SENATE WHICH TOGETHER FORMS THE UNITED STATES CONGRESS THE CONSTITUTION GRANTS CONGRESS THE SOLE AUTHORITY TO ENACT LEGISLATION AND DECLARE WAR THE RIGT TO CONFIRM OR REJECT MANY PRESIDENTIAL APPOINTMENTS AND SUBSTANTIAL INVESTIGATIVE POWERS