Which Statement About Influential Points Is True

Multiple Choice

Which statement about influential points is true?
I. Removal of an influential point changes the regression line.
II. Data points that are outliers in the horizontal direction are more likely to be influential than points that are outliers in the vertical direction.
III. Influential points have large residuals.

A) I only
B) II and III
C) I and II
D) I, II, and III
E) I and III