All of the following occurred due to the invention of the railroad except a. transportation costs increased b. agricultural activities moved further west c. transportation times decreased d. agricultural products were shipped longer distances

The correct answer is a. Transportation costs increased. Costs would be lower as the new mechanized system of transportation would be safe and much cheaper and faster than the traditional way of horse and caravans. The new connection to the east opened up the opportunity for Westerners to practice agriculture as they now have market access. This allowed products to be moved both ways across the country.

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