Answer:
construction is the correct answer
<span>The United States gained full control of the Panama Canal in 1903 through the Hay-Bunau-Varilla Treaty with Panama helping Panama gain independence from Columbia.
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The Bible I believe or it was Marco polo’s traveling to china please put both
Middle adulthood is <span> A contemporary phenomenon, basically nonexistent before the twentieth century.
What considered as 'acceptable' for middle adulthood vary from one culture to another. Before the twentieth century, someone already considerd as 'adults' after they're about 15 years old, so this term did not exist back at that time.</span>