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.

a result is the answer

since most of current immigration into the u.s., both legal and illegal, is coming from latin america. it would be very difficult to imagine or rationalize a country my fellow citizens are trying desperately to flee into, would pose a threat to my prosperity or freedom. since the u.s. has a long history of intervention, but no record of permanent occupation, i would not feel oppression is the main objective.  

the largest free trade nation, along with the largest gdp in the world wanting to expand it's economic policy on us, and including us, could only be positive. the u.s. government has no interest in, or way of simply forcing american culture on us. and has no track record of it. other nations that adopted american social culture, or "americanization" did so voluntarily, mainly through the choice of allowing american businesses and u.s. citizens to come into their nations, as free operatives.

the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..

it was the shinto. the answer is c.