How can geography lead to establishment of colonies and trade routes?

What does it mean when world war one is referred to as a “total war”

Which option most accurately explains roosevelt’s motivation in forming the bull moose party? a. he thought that president taft had failed to continue his policies of progressive reform. b.he thought president taft’s conservation legislation was effective but poorly timed. c.he wanted to change president taft’s foreign policy toward asia. d. he saw that president taft focused on antitrust legislation to the exclusion of other reforms.

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