The correct answer here is the last option
Mahan argues clearly that a strong navy is required in order for United States to expand far beyond its shores and its territory in order to become a super power. Manifest Destiny is a belief that first referred to the destiny of the settlers to spread across North America and later beyond. Here Mahan says that in order to do that the government needs to provide supply points for its navy.
<span />
Answer:
They borrowed cultural traditions from around the world or "C"
Explanation:
all the other ones are true. They were primarily white american,They did come to represent a free western lifestyle, and if you have ever seen a western movie you'll see cowboys using horses to herd their cattle.
One of the effects was the North asking the South to free the slaves. However, the south did not want to, and so it became the reason for the North to get ready for the Civil War.
hope this helps
Black codes were restrictive laws designed to limit the freedom of African Americans and ensure their availability as a cheap labor force after slavery was abolished during the Civil War.