What does Chronology mean?

What is the most likely reason bismarck was named chancellor when king wilhelm l became kaiser of germany

Select all that apply. the tang dynasty interacted with foreigners by: a letting them buy property in china. b accusing them of corruption and the downfall of the dynasty. c trading with them, especially japan and korea. d teaching them to become monks. e attacking them with military forces.

What is the supreme law of the land? the declaration of independence the federalist papers the articles of confederation the constitution