Can anybody help me with these 3 questions

What would lead a historian to consider two events to have a relationship of correlation rather than causation?

George works in a factory and is a member of the labor union. he thinks his wages are low for the work that he does, so he tells the union representative that his employer should increase his wages. the representative asks the other workers if they feel the same, and they all agree. the following week, the union representative met with the factory owner regarding an increase in wages, and the employer agred to it. what strategy did the union use to get the owner to agree to increase wages? a individual bargaining b. threaten to go on a strike c. collective bargaining d. threaten to quit their jobs e filing a petition to the government reset next ntum. all rights reserved.

This term refers to events that occurred during the great depression where panicked customers withdrew their deposits in fear that the banks were going to close and their investments would be lost. example: much of the great depression's economic damage was caused by nationwide