Answer: Option (A).
Explanation: The Chief Justice of the United state is the chief judge of the judge of the Supreme Court of the United State and also the highest ranking officer of the United States federal judiciary.
The Judicial branch is the body in charge of deciding the meaning of laws, how to apply them to real situations, and whether a law a certain law breaks the rules of the constitution. The highest law of the country is the constitution while the United State Supreme Court is the highest court in the country.
