Which are the most likely reasons an interpretation of a historical event could change? check all that apply

Assuming that this is referring to the same list of options that was posted before with this question, the correct responses would be "new information comes to light" and "old theories are discredited". 

in which two ways were the northeast woodland indians and the southeast indians similar? both collaborated to form the iroquois confederacy. both cultivated the crops of corn, beans, and squash. both lived in rich environments of swamps and rivers. both lived in tree-bark dwellings called wigwams. both expected men to hunt, while women farmed.

i believe that the correct answer is a canadian hero.

explanation: he is celebrated as a national hero in canada for successfully thwarting a united states takeover of canada during the war of 1812.