How did the Northwest Ordinance impact the expansion of slavery?* A. It led to the 3/5th Compromise during the Constitutional Convention
B. It led to the creation of the Missouri Compromise,
C. It led to the establishment of free states including Michigan
D. It led to the abolitionist movement before the Civil War.

Ahistorian has discovered a letter written by an early roman emperor. she translates the letter and discovers that it contains orders to a general before a battle. she works to determine when the letter was written to figure out which battle the letter references. the historian in the passage is most clearly demonstrating which historical thinking skill? a. identifying causes and historical contextb. thinking chronologicallyc. making and evaluating arguments and interpretationsd. analyzing historical sources