Why Was the Federal Government Small in Early American History

Why was the federal government small in early American history?

A) It was a function of the ineptitude of the government under the Articles of Confederation.
B) Americans disliked having government officials who were not elected.
C) It was an attempt to limit political corruption that occurred under common practices of the spoils system.
D) The Constitution explicitly limited powers of the federal bureaucracy.
E) Most Americans did not want to work for the federal government.