Gadsden Purchase was a territorial region acquired for making railroads to the Gulf of California.
Option A is the correct answer.
What was Gadsden Purchase?
Gadsden Purchase was the acquisition of land from Mexico by entering into the Treaty of Mesilla in the year 1854.
The region of Gadsden Purchase was acquired to build the railroad network for the southern trans-continental region and also to settle the conflicts that arose after the end of the war between Mexico and America. This region in the current scenario is represented as the southern area between the Arizona state and the New Mexico state.
Therefore, the territory for a railroad to the Gulf of California was the Gadsden Purchase.
Learn more about the Gadsden Purchase in the given link:
https://brainly.com/question/1090355
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