When Ivan 4 took over power he sought to revise the laws and make them clear. He speiafically introduced new laws that established order in Russian Government. under him, government operated efficiently which had the effect of introducing efficiency. the gains of his rule are also enumerated in his success in expanding Russia.
I believe it is the XYZ Affair i'm not so sure but i do remember that this was one of my test questions and i got it right... but the wording was different
Answer:
Assuming that this is referring to the same list of options that was posted before with this question, the correct response would be "secondary source," since this would be analyzing something in the past.