Serfs, also known as peasants, were the lowest class of citizen in feudal societies. They were allowed to live on land own by Lords in return for labor, which was practically slavery.
Answer:
a return to traditional value
The territories of Guam, Philippines, and Puerto Rico all became under the control of the United States following the conflict of the Spanish American War. The Spanish American war was fought between Spain and the United States in 1898. The correct answer is D.
Under the treaty of Moultrie Creek, The U.S was obligated to protect seminoles as long as they remained peaceful and obeyed the law.
So D. is your answer
Its called a polygram from mathematics