The statement that correctly evaluates the cause of increased migration to the U.S. based on the population distribution shown in the table is:
There was overseas migration from Europe and Asia to U.S. port towns.
This option reflects the historical context of increased urbanization during the late 19th and early 20th centuries, when many immigrants arrived in the U.S. and settled in urban areas, particularly in port cities, due to the availability of jobs and opportunities.