How did the inventions and innovations of the mid-19th century encourage various regions to specialize in certain industries?

Steel plow, Mechanical reaper would have caused people in mid-west to grow corn or wheat crops. The steamboats would have given southerners opportunity to ship their cotton or sugar up-river, the cotton gin, and steel plow. The north east would have used sewing machines, textile mills and interchangeable parts would have lead people to promote factory work.

the answer to number 5 is fort sumter

a.opium

hope this