Answer:
Option: d. advanced the cause of a southern route for the transcontinental railroad.
Explanation:
In 1853, James Gadsden bought a strip of land from Mexican for $10 million. The Gadsden Purchase was a treaty in which the United States got some land from Mexico present Arizona and New Mexico. The purpose of this land was to build a railroad to California called the southern transcontinental railroad.
D.He wanted to send diplomats to communist countries.
Women would face discrimination and face gender inequality because men might think women are weak as a soldier.
Answer:
A Charles Darwin was the author
brainliest please :')