Areason the virgina and kentucky resoultions were written in secret was that the. a.) authors were afraid the resolutions could be used against them in the next election. b.) documents would anger lawmakers in the authors home states. c.) authors were afraid of being imprisoned as enemy aliens d.) authors criticism were illegal under the sedition act.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation: