Create a summary of the passage by placing the four most important points in the correct order. Mass transit has connected people on
both of the country's coasts.
The U. S. would not be what it is today
without steamboats and railroads.
After 1810, the U. S. experienced
expansion because of the steamboat
The first state to the west of the
Mississippi was Missouri.
Trains allowed for greater migration
in the mid-nineteenth century.