Most major railroad hubs were located in farming areas.
Option A.
<u>Explanation:</u>
In the map that is given, is about the city of Texas. On the left side of the map is the area which is under farming and on the right side of the map is the area not under farming.
The lines which are dotted and are in the whole map represent the railroad hubs. It is very clearly shown that the hubs are more in the areas which are of non farming than the areas which are under the farming and the areas under cultivation.