- Causes motivating terrorism
- Independence or separatist movements.
- Irredentist movements.
Adoption of a particular political philosophy, such as socialism (left-wing terrorism), anarchism, or fascism (possibly through a coup or as an ideology of an independence or separatist movement)
I believe its a or d but it leans more towards d
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.
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The answer is B. I am 100% sure and know this from experience.