Which statement best describes where most people live in Europe?
A. Population is concentrated on the coast and in river valleys.
B. Most people live in Southern Europe.
C. Population is concentrated in the mountainous central region.
D. Most people live in Northern Europe.
I think it's C but I'm not sure I'm right. Am I? If not, why?

Griffin correctly concludes that the coordinate pair for the russian federation is an influential point, because removing the russian federation from the relationship will significantly change the trend of the regression line. is an influential point, because removing the russian federation from the relationship will not significantly affect the estimated coefficient of determination of the regression line. is not an influential point, because the russian federation does not have the highest cvdir of all 1111 nations in the scatterplot. is an influential point, because removing the russian federation from the relationship will not significantly affect the estimated slope of the regression line. is not an influential point, because the russian federation has a positive residual in the least-squares linear regression.