Which of the Following Was NOT Among the Reasons the Framers

Which of the following was NOT among the reasons the Framers adopted a federal system when they wrote the Constitution?

A) The confederation had clearly failed in managing the country's problems.
B) The population was too dispersed for a unitary system to work.
C) Americans' loyalty to state governments was stronger than it was to the United States.
D) America had always had a federal system,and it would have been too radical and disruptive a change to adopt another system.
E) The country's transportation and communication systems were too primitive for a unitary government to work.