How did the feudal system protect a lord as well as his peasants? The manor had everything needed to live, and was surrounded by those sworn to protect it.
A manor was surrounded by high walls and was impossible to invade.
The lord became so powerful that invaders dared not approach his manor.
Invaders wanted to settle unoccupied farmland and had no interest in attacking manors.

it the big letter b heart my answer

what are two things that greatly the american economy after the war? the huge buildup of u.s. military the beginning of the korean conflict the creation of the gi bill the marshall plan for nations

explanation:

an oligopoly is a term used to clarify the structure of a particular market, industry, or organization. a market is considered oligopolistic or amazingly focused when it is shared between a few companies.

the answer is c. hope this