Which benefit did railroad companies provide that allowed farming to expand in West Texas?

A. They shipped certain crops for free.

B. They allowed farmers free access to the rail lines.

C. They planted trees that helped protect the soil.

D. They removed railroad tracks from the most fertile areas.

A. They shipped certain crops for free.

Explanation:

Prior to the creation of the railroads, the areas in West Texas was inhabitable.

So, the railroad company decided to create a program to ship certain crops for free. (most of these crops were considered to be 'Cash crops', the type of crops that provide the largest  profit)

Because of this, Many farmers decided to move to West Texas. The Farmers see an opportunity to use the free shipment as a cheap methods to distribute their crops to other territory and get profit for themselves.

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