The answer is B,
Japan struck Pearl Harbor to limit the U.S navy from taking action against them increasing their sphere of influence around Southeast Asia
<span>The collapse of Reconstruction ended African Americans' hopes of being granted their own land in the South. Instead, many returned to plantations owned by whites, where they either worked for wages or became tenant farmers, paying rent for the land which they farmed.</span>
It's to avoid the full power of a monarchy.
If I'm right feel free to drop a follow~!
Theodora argued with her husband Justinian the 1st for more rights for the people, especially women.