Help me plz this is hard

During the 1920s, which president atoped a laissez-faire toward business, which bring about great depression

Andreus vesalius is known for being the first scientist to provide detailed and accurate

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