Question

1. which law, passed in 1890, was used to break up monopolies and trusts?

the federal trade commission act
the washington act
the sherman antitrust act

Explanation:

The Sherman Antitrust Act was passed in 1890 and was designed to combat monopolistic business practices and break up trusts. The Federal Trade Commission Act was passed later (1914), and there is no major "Washington Act" for breaking up monopolies from 1890.

Answer:

the Sherman Antitrust Act