Cases Heard in Federal District Courts Generally Fall into One

Cases heard in federal district courts generally fall into one of three categories,including
I.those involving the federal government as a party.
II.those involving decisions remanded by the Supreme Court.
III.those that have a federal question.
IV.those that involve disputes between citizens from two different states.

A) III only
B) I and II
C) I, II, and IV
D) I, III, and IV
E) I, II, III, and IV