I would say that the Framers of the US Constitution included a legislative branch in the new government in order B. to represent all of the people living in the country. The legislative branch makes laws, so a representative was a sound idea to be there and represent the wishes of the ordinary people.
The line in this excerpt that suggests the attorney believes Mrs. Wright committed the crime is: COUNTY ATTORNEY: I guess before we're through she may have something more serious than preserves to worry about.