INLAND ONLY For the purpose of the Inland Navigation Rules, the term "Inland Waters" includes which of the following?

Correct Answer: Option D — the Mississippi River System

33 CFR 83.01(a) defines the applicability of the Inland Navigation Rules. The Inland Rules apply to all vessels upon the inland waters of the United States, which specifically includes the Mississippi River System, as defined by the demarcation lines established in 33 CFR Part 80.