Answer: Many Americans could not find enough food.
Explanation:
Answer:
Sixteenth = Income Tax
Seventeenth = Direct Senate Election
Eighteenth = Prohibition
Nineteenth = Women's rights
The soil is the most important factor in the Midwest that allows for the production of food. Other things like rainfall and climate can be "faked", but rich soil is crucial.
The answer is B. marrying a citizen of a forigen country.