Answer:
People found life more convenient, as these inventions gave them more opportunities and freedoms is your correct answer.
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D) second industrial revolution
Answer:
They used powerful, exploding, and grapeshot bullets. Cannons may be used to smash fortifications or sink ships. Cannons were occasionally shot directly at a line of advancing enemy soldiers, ripping straight through them and blocking their charge. During the Revolutionary War, rifles were also used.
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.