The Gadsden Purchase A. was enough territory for a railroad to the gulf of California
B. bought land from Texas for a cattle drive
C. bought a shipping port in Louisiana
D. let Gadsden raise sheep in Bernalillo

A. was enough territory for a railroad to the gulf of California

Explanation:

The Gadsden Purchase came under a treaty signed between Mexico and the United States in 1853. The Gadsden Purchase provided the land required for a southern transcontinental railway. It also tried to resolve conflicts after the Mexican-American War. Through the construction of a railroad, it connected the Gulf of California.

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