In the United States, the Second Industrial Revolution lasted from the end of the American Revolution to 1800. the end of the American Revolution to 1850. the end of the Civil War to 1900, o the end of the Civil War to 1950.​

C

Explanation:

special interest groups must step back and let the process work itself out a representative can amend it at several points in the congressional staffers must do homework and report to the floor on what they 've learned