I think the correct answer from the choices listed above is option C. The Judiciary Act of 1789 is an important piece of legislation in U.S. history because it allowed the Supreme Court to review state laws and state court decisions. Hope this answers the question. Have a nice day.
It allowed the Supreme Court to review state laws and state court decisions
Explanation
Judiciary Act of 1789 was an act that established he judicial courts of the United States. This act was signed into Law by the president Of the United States on Sept 24th 1789. The Us constitution provided that the judicial branch should be composed of one supreme court. The federal court system brought the United state supreme court and judicial branch of government into existence. This allowed the supreme court to review state laws and state court decisions.
As the electorate expanded, the political parties evolved to mobilize the growing mass of voters as the means of political control. Political parties became institutionalized to accomplish this essential task.