posted by Rick .
the assembly line production of henry ford's model t automobile resulted in what?
my answer: it resulted in development of a large interantional marekt for american automobiles
but im not sure if it was a sharp decrese in railroad passenger traffic or a construction of a highway system
If you have more automobiles, then what automatically has to happen?
The market for a while was primarily a national one. When automobiles became inexpensive and readily available, everyone HAD to have one.... therefore, what had to happen? What had people traveled over before?