Answer:
A. Islamic religious extremism
Explanation:
Alfred Thayer Mahan was the one who took the position that the United States should establish naval bases outside of the country. Alfred was named "the most important American strategist of the nineteenth century", and was known for being a naval officer for most of his life.
B: A time of religious revival in the 1800s
Answer:
i think grant. im sorry if im wrong. good luck though!
Explanation: