The Declaration of Independence drafted by Thomas Jefferson.
The correct answer is D. Article iv outlines the structure of the state governments.
In the United States the article four of the constitution tells more about the states. It discusses the duties and responsibilities to the state and what federal government of the state responsible for.
In article four of constitution it is further divided into sections. The section 1 of the article four talks about the credit clause and full faith which requires a state to extend full faith and credit to acts of public, records of their states and court proceedings.
In section 2 of article four it talks about the obligation of a state.
It failed because either the change did not work well in many business settings, or it was inefficient (due to the inefficiency of the conveyer-belt system). A more accurate reason is that the circuits couldn't handle the traffic during peak hour. The customer's orders were regularly mixed up. The conveyer-belt system was not fast enough or efficient enough to handle it.
The Great Depression happened socially