How do higher level party leaders depend on precint leaders

What is an example of a secondary source?

Which statement in the passage best reflects sumer's opinion of the dred scott decision? a."i speak what cannot be denied." b."[the] judgment was sustained by a falsification of history." b."the opinion was more thoroughly abominable than anything history." i speak what cannot be denied when i declare that the opinion of the chief justice in the case of dred scott was more thoroughly abominable than anything of the kind in the history of courts. judicial baseness reached its lowest point on that occasion. you have not forgotten that terrible decision where a most unrighteous judgment was sustained by a falsification of history. -charles sumner, 1865

Which event resulted from a missed meeting between british generals howe and burgoyne? a. the british victory at princeton b. the surrender of general howe c. the surrender of lord cornwallis d. the continental army’s victory at saratoga