100 points
Which of the following BEST summarizes how political unrest affected samurai throughout Japanese history?

A
Samurai benefited from political unrest early in Japanese history by being given privileged status through fighting loyally for different leaders; later in the 19th and 20th centuries their importance to Japanese culture was reinforced by more stable central governments.
B
Samurai benefited from political unrest early in Japanese history by being given privileged status through fighting loyally for different leaders; political unrest led to their decline throughout the 19th century, but restored the popularity of their code in the 20th.
C
Political unrest was damaging to the samurai code of bushido throughout Japan's history; political feuding between different clans was what ultimately toppled the regime that had given them the most power.
D
Political unrest was damaging to the samurai code of bushido throughout Japan's history; samurai responded to this by creating the Black Dragon Society to enforce the rule of law and political stability in the country.

Acriterion for waiving informed consent is that, when appropriate, subjects are provided additional pertinent information after the study. in which of the following studies would it not be appropriate to provide subjects with information about missing elements of consent: a study in which researchers told students that they would be given a quiz after reading some study materials when the researchers did not intend to use a quiz, but were attempting to focus subjects’ attention on the material. a study in which subjects were told that they performed in the third quartile on an anagram task when in reality students were randomly assigned scores that were not related to their actual performance. a study in which subjects were assigned to study activities based on an undesirable or unflattering physical characteristic as assessed by members of the research team. a study involving decision-making games in which subjects were led to believe that they were interacting with another student in another room, but were actually interacting with a computer programmed to provide consistent responses to all subjects.

Why are the majority of the world's economies mixed? what may happen to the "pure" types of economies (traditional, socialist/command, market capitalist) when they incorporate elements from other economic models?

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation