Identify the Correct Statement About the Federal-State Balance

Identify the correct statement about the Federal-State balance.

A) Socialism was the system devised by the nation's founders, in which power is shared between states and the federal government.
B) Article III makes clear that federal courts are courts of unlimited power or jurisdiction.
C) The only kinds of cases federal courts are authorized to deal with have strong federal connections.
D) Federal courts have full jurisdiction over matters that are historically exclusively within the domain of state law.
E) Citizens can go to a federal building or courthouse to get a marriage license, ask for a divorce, or probate a will.