How did the completion of the Transcontinental Railroad affect companies that made products? A. Companies could hire people who worked in different states.
B. Companies could build factories in the rural West.
C. Companies could expand into the South.
D. Companies could ship goods cheaply over long distances.
The correct answer is D. Companies could ship goods cheaply over long distances.
The completion of the Transcontinental Railroad significantly reduced shipping costs and time, allowing companies to transport their products across the country more efficiently. This expansion led to increased trade and access to broader markets for their goods, as it connected the East Coast with the West Coast, facilitating commerce on a national scale.