Describe the structure of the three-tiered federal court system, and explain the key functions of each level in the court system.

1. Describe the structure of the three-tiered federal court system, and explain the key functions of each level in the court system.
2. What are the differences between enumerated and implied powers of the U.S. legislature? You must include a definition of each power, the sources of each type of power, and two examples of each type of legislative power.