Reform movements in the late 19th- and early 20th-centuries identified which of the following as responsible, at least in part, for the social and economic ills besetting vast swaths of the nation’s citizens? a: “robber barrons” b: a political system captured by industrial and financial interest c: all of these answered d: urban political bosses

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