Compare the emergence of advanced civilizations in Meso and South America with the four early river valley civilizations. Which of the following might have contributed to the decline of both the Harappan and Mayan civilizations? (1 point)

a
civil war

b
failure of tropical soil

c
European invasion

d
natural disasters

Which conflict is often referred to as the first "televised war"? a) gulf war b) korean war c) vietnam war d) world war ii

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.

Which of the following best describes the reason the state department is interested in foreign exchange programs?