What are “kapos”? in "from night" by elie wiesel

Kapos are the jewish leaders of a housing. For example Franek was a Kapo.

Heres the actual definition: Mr. Johansen has just finished grading a test he had given to his 5th period history class. Overall, he feels that the class did pretty well, knowing that two students earned a 100% and at least half of the class scored a 78% or better. But, Mr. Johansen also knows that there are a few very low scores in the 40% – 50% range that will lower the average. 
In order to get a good picture of his class's performance on the test, Mr. Johansen plans to create a box-and-whisker plot to summarize the test results. Based on what he already knows, which of the following plots is most like what Mr. Johansen should expect for his 5th period history class?

There are many roles that differ for american exchange students. these include assimilating to the culture of the country that one is in, being able to learn the language and communicate with others, as well as being able to understand what is happening in the courses that are taken.

The correct answer is b