All of the following were reasons why settlers overcame barriers in farming the plains except: a. slave labor c. steel tipped plows b. mechanical threshing machines d. windmill powered pumps

7. in a three-to five-paragraph essay, evaluate the following argument: "unresolved conflictfrom world war i and the rise of totalitarian governments made world war ii inevitable.' besure to include a clear thesis statement, argue in favor of one point of view, and respond to anypossible opposing arguments. support your reasoning with historical evidence. (10 points)